Category: Medicine

Stanford researchers have identified two proteins linked to rare heart inflammation following COVID-19 vaccination, providing insights that may help prevent myocarditis, particularly in young males.

Researchers at Stanford University have made significant strides in understanding the rare occurrence of myocarditis, a form of heart inflammation associated with COVID-19 vaccination, particularly among young males. Their findings reveal the role of two specific proteins in triggering this condition.

Myocarditis is a rare side effect of the COVID-19 vaccine, affecting approximately one in 140,000 individuals after the first dose and one in 32,000 after the second dose. The risk is notably higher among males aged 30 and younger, where the incidence rises to one in 16,750. Symptoms of myocarditis can manifest as chest pain, shortness of breath, fever, and palpitations, typically occurring one to three days post-vaccination. Elevated levels of cardiac troponin, a marker indicating heart muscle damage, are also associated with the condition.

According to Dr. Joseph Wu, the director of the Stanford Cardiovascular Institute and a professor of medicine and radiology, most individuals who experience myocarditis recover quickly and regain full heart function. “It’s not a heart attack in the traditional sense,” Wu explained. “There’s no blockage of blood vessels as found in most common heart attacks. When symptoms are mild and the inflammation hasn’t caused structural damage to the heart, we just observe these patients to ensure they recover.” However, he noted that severe cases can lead to hospitalization, critical illness, or even death.

The recent study, conducted in collaboration with The Ohio State University, sought to uncover the underlying mechanisms of myocarditis following vaccination. Researchers analyzed blood samples from vaccinated individuals, comparing those with myocarditis to those without. They discovered that individuals with myocarditis had elevated levels of two proteins—CXCL10 and IFN-gamma—released by immune cells, which contribute to increased inflammation.

“We think these two are the major drivers of myocarditis,” Wu stated. “Your body needs these cytokines to ward off viruses. It’s essential to immune response, but can become toxic in large amounts.” In laboratory models using mice and heart tissue, high concentrations of these proteins resulted in signs of heart irritation similar to mild myocarditis.

One notable finding from the study was the potential to reduce heart damage by specifically blocking these two cytokines without compromising the overall immune response to the vaccine. “This points to a possible future way to prevent or treat myocarditis in people who are at the highest risk, while keeping the benefits of vaccination,” Wu added.

The research team also identified genistein, a natural compound found in soybeans, which demonstrated the ability to reduce inflammation in laboratory tests. However, this compound has yet to be tested in human subjects.

The study’s findings were published in the journal Science Translational Medicine. Dr. Marc Siegel, a senior medical analyst at Fox News, commented on the complexity of the study, emphasizing that myocarditis is rare and the immune mechanisms involved are understandable.

Wu highlighted that myocarditis is significantly more common and severe in individuals infected with COVID-19 compared to those receiving mRNA-based vaccines, with the risk of myocarditis from COVID infection being approximately ten times greater.

The researchers underscored that COVID-19 vaccines have undergone extensive safety scrutiny and have demonstrated an excellent safety record. “mRNA vaccines remain a crucial tool against COVID-19, and this research helps explain a rare side effect and suggests ways to make future vaccines even safer, rather than a reason to avoid vaccination,” Wu stated. He reiterated that the overall benefits of COVID-19 vaccination outweigh the small risk of myocarditis for nearly all groups.

Despite the promising findings, Wu acknowledged limitations in the study, noting that most data were derived from experimental systems involving mice and human cells, which do not fully capture the complexities of myocarditis in real patients. “These findings do not change what people should do right now, because our work is still at the preclinical stage,” he cautioned. “Clinical studies will be needed to confirm whether targeted treatments are safe and effective.”

Wu also pointed out that myocarditis can occur with other vaccines, although symptoms tend to be more diffuse. He remarked on the heightened public awareness surrounding mRNA-based COVID-19 vaccines, stating, “If you get chest pains from a COVID vaccine, you go to the hospital to get checked out, and if the serum troponin is positive, then you get diagnosed with myocarditis. If you get achy muscles or joints from a flu vaccine, you just blow it off.”

The study received funding from the National Institutes of Health and the Gootter-Jensen Foundation, contributing to the ongoing research into vaccine safety and efficacy.

As the scientific community continues to explore the implications of these findings, the focus remains on ensuring the safety of vaccines while maximizing their protective benefits against COVID-19, particularly for vulnerable populations.

According to Fox News, these insights may pave the way for future advancements in vaccine development and myocarditis prevention.

Flu season is intensifying as the new H3N2 variant raises concerns worldwide, prompting health experts to advocate for vaccinations and preventive measures to mitigate severe symptoms.

As flu season approaches, a new strain of the virus is emerging as a significant threat. The Influenza A H3N2 variant, specifically the subclade K variant, has been identified as a key factor in the rising number of cases globally, including in the United States.

Dr. Neil Maniar, a professor of public health practice at Northeastern University in Boston, discussed the early severity of this emerging strain in an interview with Fox News Digital. He noted, “It’s becoming evident that this is a pretty severe variant of the flu.” He emphasized that in regions where this variant has been prevalent, it has led to severe illness, indicating that this flu season is already showing aggressive characteristics.

The subclade K variant appears to differ significantly from previous flu strains, exhibiting heightened versions of common symptoms such as fever, chills, headache, fatigue, cough, sore throat, and runny nose. Dr. Maniar described this variant as the “perfect storm” for a challenging flu season, particularly as vaccination rates are lower this year and the current flu vaccine does not specifically target this strain.

“The vaccine is very important to get, but because it’s not perfectly aligned with this variant, I think that’s also contributing to some degree to the severity of cases we’re seeing,” he explained. “We’re going into this flu season with lower vaccination rates and a variant that in itself seems to be more aggressive.”

Dr. Maniar expressed concern that this flu season could be particularly difficult, both in terms of the total number of cases and the severity of those cases. He pointed out that because subclade K is “quite different” from earlier variants, there is less natural immunity within the community, which further heightens the risk of transmission and severity of illness.

Individuals who are unvaccinated face a greater risk of experiencing more severe symptoms and a higher likelihood of hospitalization, according to Dr. Maniar. He strongly recommends that people take preventive measures, including getting vaccinated and practicing good hygiene.

In addition to vaccination, Dr. Maniar advises frequent and proper handwashing. While the flu can spread through airborne transmission, he noted that various other illnesses, such as norovirus, can survive on surfaces for up to two weeks.

The holiday season also increases the risk of flu transmission, as gatherings, large events, and crowded public transport can expose individuals to others who may be ill. “Those who are not feeling well or exhibiting symptoms should please stay home,” Dr. Maniar urged. “Especially if you think you are in that contagious period of the flu or any of these other illnesses that we’re seeing, whether it’s norovirus or COVID or RSV.”

He added, “If you’re not feeling well, stay home. That’s a great way to recover faster and to ensure that you’re not going to get others around you sick.”

For individuals uncertain about their health status or diagnosis, Dr. Maniar recommends consulting a healthcare provider for testing. Some providers may be able to prescribe medication that can reduce the severity and duration of the illness.

“It’s important that everyone stays vigilant and tries to take care of themselves and their families,” he concluded.

As the flu season unfolds, public health experts continue to stress the importance of vaccinations and preventive measures to combat the spread of this aggressive new variant, ensuring that communities remain safe and healthy.

According to Fox News.

A U.K. man suffered a stroke after consuming eight energy drinks daily, highlighting the serious health risks associated with excessive caffeine intake, according to a recent medical report.

A man in his 50s from the United Kingdom experienced a stroke after drinking eight energy drinks each day, according to a case study published in the journal BMJ Case Reports. The report, authored by doctors at Nottingham University Hospitals, underscores the potential dangers of high caffeine consumption.

The patient, described as “normally fit and well,” presented with symptoms including weakness on his left side, numbness, and ataxia, which is characterized by poor coordination and unsteady walking. Upon seeking medical attention, an MRI confirmed that he had suffered an ischemic thalamic stroke.

Upon his admission to the hospital, the man exhibited elevated blood pressure. Although his blood pressure was managed during treatment, it spiked again after his discharge, despite him taking five different medications to control it. It was later revealed that he was consuming eight cans of energy drinks daily, with each can containing 160 mg of caffeine. Notably, his caffeine intake had not been documented when he was admitted to the hospital.

After the patient ceased his caffeine consumption, his blood pressure returned to normal levels, allowing for the discontinuation of his antihypertensive medications. This case has prompted the authors of the study to raise awareness about the potential risks associated with energy drinks, particularly concerning stroke and cardiovascular health.

Dr. Marc Siegel, a senior medical analyst at Fox News, commented on the case, emphasizing the significant risks tied to high energy drink consumption. “This case report illustrates the high risk associated with a large volume of energy drink consumption, especially because of the high caffeine content, which can raise your blood pressure substantially,” he stated. Dr. Siegel was not involved in the study but highlighted the direct correlation between the man’s excessive caffeine intake and his health crisis.

In light of this incident, the authors of the study advocate for increased public awareness and targeted questioning in clinical practice regarding energy drink consumption. The findings serve as a cautionary tale about the potential health implications of excessive caffeine intake, particularly for individuals who may not recognize the risks associated with energy drinks.

As energy drinks continue to gain popularity, it is crucial for consumers to be aware of their caffeine content and the possible health consequences of overconsumption. The case of this U.K. man serves as a stark reminder of the importance of moderation and the need for greater education on the effects of these beverages.

For more information on health-related topics, readers can refer to various health news sources.

A Michigan man died of rabies after receiving a kidney from a donor who was infected while rescuing a kitten from a skunk, according to a CDC investigation.

A rare case of transplant-related rabies has resulted in the death of a patient in Michigan, following an organ donation from a donor who became infected while saving a kitten from a skunk. The Centers for Disease Control and Prevention (CDC) announced the tragic details of this incident on Thursday.

The unnamed Michigan resident received a kidney from the Idaho donor in December 2024. Unfortunately, the recipient developed severe symptoms that led to hospitalization and invasive medical procedures. The patient experienced fever, tremors, difficulty swallowing, and hydrophobia, which is a fear of water. He succumbed to the disease 51 days after the transplant.

According to the CDC, the donor had contracted rabies from a skunk that exhibited aggressive behavior while he was attempting to rescue a kitten. The investigation revealed that the donor was scratched on the shin by the skunk six weeks prior to his death. The donor’s family reported that he did not believe he had been bitten during the encounter.

“In late October 2024, a skunk approached the donor as he held a kitten in an outbuilding on his rural property,” the CDC stated. “During an encounter that rendered the skunk unconscious, the donor sustained a shin scratch that bled, but he did not think he had been bitten.” The family attributed the skunk’s behavior to its predatory aggression towards the kitten.

Following the encounter, the donor began to experience troubling symptoms, including hallucinations, difficulty swallowing, trouble walking, and a stiff neck. Just two days later, he was found unresponsive at home after a suspected heart attack. Although he was revived at a hospital, he was declared brain-dead and subsequently removed from life support.

The donor’s organs were made available for transplantation after his family documented the skunk encounter in a donor risk assessment. However, health officials noted that the assessment did not include screening for rabies, which is considered rare in humans.

“In the United States, potential donors’ family members often provide information about a donor’s infectious disease risk factors, including animal exposures,” the CDC explained. “Rabies is excluded from routine donor pathogen testing because of its rarity in humans in the United States and the complexity of diagnostic testing.” Initially, the hospital staff treating the donor were unaware of the skunk scratch and attributed his symptoms to existing health conditions.

In addition to the kidney recipient, three other patients received corneal tissue from the same infected donor. These individuals underwent graft removal, received rabies treatment, and remained asymptomatic, according to the CDC.

Health officials have reached out to approximately 370 individuals who may have had contact with the donor. Of those, 46 were advised to undergo rabies post-exposure prophylaxis.

The death of the kidney recipient marks the fourth documented case of rabies transmission through organ transplantation in the United States since 1978. The CDC emphasizes that the risk of such infections remains extremely low.

Transplant teams are now advised to consult with public health officials if a potential donor has recent bites or scratches from animals known to carry rabies, particularly if the donor exhibits unexplained neurological symptoms. However, the CDC noted that “no standard guidance currently exists for addressing reported donor animal exposures by transplant teams.”

Each year, approximately 1.4 million Americans seek care for potential rabies exposure, but fewer than 10 die from the disease due to effective prevention measures, according to the agency. For further details, Fox News Digital reached out to the CDC.

According to Fox News, this incident highlights the need for increased awareness and protocols surrounding organ donation and potential rabies exposure.

Men over 40 face increased health risks, prompting experts to recommend essential medical tests for early detection and prevention of chronic diseases.

As men age, particularly after reaching 40, they become more susceptible to chronic diseases, including heart disease, strokes, and cancer. A survey conducted by the Cleveland Clinic reveals that nearly two-thirds of men admit to delaying doctor visits, often until health issues become severe. Physicians emphasize that routine screenings are crucial for early detection and intervention.

“When it comes to preventing heart attacks, strokes, fatigue, erectile dysfunction, metabolic disease, and early aging, testing is essential,” said Dr. Jack Wolfson, a cardiologist based in Arizona. He urges men to prioritize testing, stating, “If I could give one message to every man over 40: Test, don’t guess. Catch the problem early, fix it naturally, and live to 100 and beyond with vitality.”

Experts recommend several key medical tests that men over 40 should discuss with their healthcare providers. Some of these tests are universally recommended, while others may be more relevant based on individual health factors.

Dr. Andrea Caamano, an endocrinologist from New Jersey, highlights the importance of a complete blood count (CBC) test. This annual blood test assesses the state of red and white blood cells and platelets, providing insights into infections, allergic reactions, inflammation, anemia, and clotting disorders. It is particularly vital for men undergoing testosterone replacement therapy (TRT), as testosterone can influence red blood cell production.

While health agencies like the CDC and the U.S. Preventive Services Task Force (USPSTF) do not recommend routine CBC testing for asymptomatic individuals, they advocate for it in those experiencing symptoms such as anemia, fatigue, or known medical conditions.

Another important test is the comprehensive metabolic panel (CMP), which evaluates metabolic and organ function, including kidney and liver health. Dr. Caamano recommends this test annually for men on TRT, as it can detect issues like liver disease, diabetes, and electrolyte imbalances that may arise with age or medication use.

Routine blood pressure screenings are also crucial, particularly for men aged 40 and older. The CDC and USPSTF recommend annual checks for those with elevated risk factors, as high blood pressure can indicate cardiovascular disease.

Dr. Auda Auda, a physician at Baker Health in New York, emphasizes the significance of a coronary artery calcium (CAC) scan. This test measures calcified plaque in the coronary arteries, providing early insights into cardiovascular health. Auda notes that a high CAC score can lead to targeted lifestyle changes and interventions to prevent heart attacks and strokes.

Dr. Jeremy M. Liff, a neurologist in New York, recommends an advanced lipid profile, which breaks down specific types of LDL cholesterol. This test offers a clearer picture of cardiovascular risk, allowing men to make informed dietary and lifestyle changes to mitigate potential health issues.

Thyroid function testing is another essential component of health screenings for men over 40. This test measures thyroid-stimulating hormone (TSH) levels and can reveal issues that may lead to mood changes, fatigue, or weight fluctuations. Major health organizations recommend this test for individuals at higher risk or those exhibiting symptoms of thyroid dysfunction.

The prostate-specific antigen (PSA) test is critical for screening prostate health. While the USPSTF advises shared decision-making for men aged 55 to 69, it is essential for those at risk of prostate cancer to discuss this test with their healthcare provider.

Additionally, monitoring insulin sensitivity can provide valuable insights into metabolic health. Dr. Liff points out that poor insulin sensitivity is linked to various health issues, including fatty liver disease and cognitive decline. Early detection allows for proactive lifestyle changes to protect long-term health.

Hormonal testing, including testosterone levels, is also recommended for men experiencing symptoms such as low libido or fatigue. Consistency in testing is vital, as testosterone levels fluctuate throughout the day.

Dr. Wolfson identifies omega-3 index testing as a potentially powerful predictor of heart health. Low levels of omega-3 fatty acids are associated with several health conditions, including heart disease and cognitive decline. While major health organizations do not routinely recommend this test for the general population, it may be beneficial for men over 40.

Carotid artery ultrasounds can reveal narrowing that increases stroke risk, making them valuable for high-risk individuals. Regular monitoring can help prevent serious health events.

Screening for colon cancer is also crucial, particularly for men with a family history. The USPSTF recommends screenings starting at age 45, with colonoscopies every ten years unless polyps are found.

Inflammation markers, such as high-sensitivity C-reactive protein (hs-CRP), can indicate underlying health issues. Dr. Wolfson refers to this test as an “inflammation alarm bell,” highlighting its importance in detecting chronic conditions early.

Lastly, vitamin D testing is recommended to assess overall health, as low levels are linked to various diseases. Dr. Wolfson suggests testing twice a year to account for seasonal changes.

Men over 40 should consult their healthcare providers to determine which tests are appropriate for their individual health needs. Early detection and proactive management can significantly improve health outcomes.

For further information on these tests and personalized recommendations, individuals are encouraged to reach out to their doctors.

According to Fox News Digital.

New research indicates that men with “beer bellies” face an increased risk of heart damage, even if they are of normal weight, challenging existing beliefs about cardiovascular health.

A recent study conducted by German researchers has revealed that men with abdominal fat, often referred to as “beer bellies,” may be at a heightened risk for heart damage, even when their overall weight appears normal. This finding raises important questions regarding the health risks associated with excess weight around the midsection.

The study aimed to investigate whether visceral fat—fat stored deep around internal organs—poses a greater threat to heart health than general body fat. Previous research has suggested that fat distribution plays a significant role in cardiovascular disease, but this study sought to provide more concrete evidence.

“Abdominal obesity, characterized by a high waist-to-hip ratio, is associated with more concerning cardiac remodeling patterns than high body mass index (BMI) alone,” stated Dr. Jennifer Erley, the study’s lead author and a radiology resident at University Medical Center Hamburg-Eppendorf, in a press release.

The research involved 2,244 adults aged 46 to 78, none of whom had been diagnosed with heart disease. Each participant underwent high-resolution MRI scans to assess the size, thickness, and volume of the heart’s chambers. In addition, researchers gathered detailed health information, including weight, blood pressure, cholesterol levels, smoking status, and diabetes history.

Rather than relying solely on BMI, which may overlook the location of fat deposits, the researchers utilized waist-to-hip ratio measurements. This method compares the circumference of the waist to that of the hips, providing insight into how much fat is concentrated around the abdomen. A high waist-to-hip ratio indicates the presence of visceral fat, which is metabolically active and linked to inflammation and stress on internal organs.

The findings indicated that men with elevated waist-to-hip ratios exhibited thicker heart muscles and reduced internal chamber volumes. This suggests that while the heart muscle may become bulkier, it holds less blood, thereby increasing the workload on the heart.

“[Abdominal obesity] appears to lead to a potentially pathological form of cardiac remodeling,” Dr. Erley noted.

When assessed using BMI alone, 69% of the male participants and 56% of the female participants were classified as overweight or obese. However, when waist-to-hip ratio was taken into account, the figures rose significantly, with 91% of males and 64% of females meeting the criteria for obesity.

While general obesity based on BMI was more frequently linked to enlarged heart chambers across all participants, abdominal obesity was specifically associated with thickening of the heart muscle and smaller heart chamber volumes. Over time, these structural changes can lead to heart failure and other cardiovascular complications, the researchers cautioned.

These associations remained robust even after accounting for various risk factors such as age, smoking, blood pressure, and other health indicators. Although the same trends were observed in women, the effects were notably more pronounced in men. This may be attributed to the fact that men typically store fat in the abdominal area more readily than women, particularly as they age.

The study’s findings provide valuable insights into why some individuals with normal or slightly elevated BMI develop heart disease, while others with higher weights do not. It underscores the importance of understanding that simply monitoring weight may not fully capture an individual’s heart health risk.

Despite its significant findings, the study does have limitations. It is observational in nature, meaning it identifies patterns but does not establish direct causation. Furthermore, the researchers did not follow participants long enough to determine who might eventually develop heart disease. While waist-to-hip ratio is a useful measure, it is a simplified approach that may not account for all variations in body composition.

The results of this study were presented at the annual meeting of the Radiological Society of North America in Chicago.

Source: Original article

Current lung cancer screening guidelines may overlook 65% of patients, prompting researchers to advocate for universal age-based screening to improve early detection and treatment outcomes.

A new study from Northwestern Medicine reveals that existing lung cancer screening guidelines may be failing to identify a significant number of Americans at risk for the disease. Researchers are calling for a substantial overhaul of these guidelines to enhance early detection.

Published in JAMA Network Open, the study examined nearly 1,000 lung cancer patients treated at Northwestern Medicine between 2018 and 2023. The primary objective was to determine how many of these patients would have qualified for screening under the current recommendations set forth by the U.S. Preventive Services Task Force (USPSTF).

The USPSTF currently advises annual CT scans for adults aged 50 to 80 who have a smoking history of at least 20 pack-years, which equates to one pack of cigarettes daily for 20 years. This recommendation applies to individuals who either currently smoke or have quit within the last 15 years. Alarmingly, only about 35% of those diagnosed with lung cancer met these criteria, indicating that roughly two-thirds of patients were not flagged for testing prior to their diagnosis.

“Not only does that approach miss many patients who had quit smoking in the past or did not quite meet the high-risk criteria, it also misses other patients at risk of lung cancer, such as non-smokers,” said Dr. Luis Herrera, a thoracic surgeon at Orlando Health, in an interview with Fox News Digital.

The study highlights that patients who fell outside the screening guidelines often had adenocarcinoma, the most prevalent type of lung cancer among never-smokers. The research found that those overlooked by the current guidelines were more frequently women, individuals of Asian descent, and people who had never smoked.

In comparing survival outcomes, the study noted a stark difference: patients who did not meet the screening criteria had a median survival of 9.5 years, while those who qualified lived a median of just 4.4 years. This disparity not only reflects differences in tumor biology and the benefits of earlier detection but also underscores the inadequacies of current screening protocols in identifying a broader spectrum of cases that could be treated more effectively.

“The current participation in lung cancer screening for patients who do qualify based on smoking history is quite low,” Dr. Herrera noted, emphasizing that this is likely due to the complexity of the risk-based criteria and the stigma associated with smoking and lung cancer.

To explore an alternative approach, researchers modeled a universal age-based screening strategy, recommending screenings for everyone aged 40 to 85, regardless of smoking history. Under this model, approximately 94% of lung cancers in their study cohort would have been detected. The researchers estimate that such a change could prevent around 26,000 deaths from lung cancer annually, at a cost of about $101,000 per life saved. This figure is significantly more cost-effective than current screening programs for breast or colorectal cancer, which range from $890,000 to $920,000 per life saved.

Despite the potential benefits, Dr. Herrera acknowledged the numerous challenges associated with adopting lung cancer screening on a broader scale. These challenges include a lack of awareness and some healthcare providers not recommending the screening tests. However, he pointed out that the cost of screening is typically covered by most health insurance plans, and many institutions offer discounts for uninsured patients.

Lung cancer remains the leading cause of cancer-related deaths in the United States, claiming more lives each year than colon, prostate, and breast cancers combined. Due to the restrictive eligibility criteria based on smoking history, millions of individuals at risk are never screened.

Researchers from Northwestern Medicine argue that expanding screening criteria to include all adults within a specified age range could help bridge these gaps, particularly for demographics that are often underdiagnosed.

It is important to note that this study was conducted at a single academic center, which may limit the generalizability of its findings to the broader U.S. population. Additionally, the study relied on retrospective data, meaning it cannot definitively prove how the proposed screening model would perform in real-world scenarios. The cost and mortality projections are based on assumptions that could vary depending on the implementation of the screening program. The researchers also acknowledged that they did not fully account for potential downsides of broader screening, such as false positives or unnecessary follow-up procedures.

For patients who do not qualify for lung cancer screening, there are alternative evaluation options available, including heart calcium scores, CT scans, and other imaging techniques that can help assess lung health and identify any suspicious nodules.

Source: Original article

Health experts are raising alarms over the significant rise in adult-onset food allergies, with nearly 50% of adults developing at least one allergy later in life.

In recent years, there has been a concerning trend of adults developing food allergies later in life, leaving health experts puzzled about the reasons behind this sudden increase. A 2019 study published in JAMA revealed that nearly 50% of adults have developed at least one food allergy during adulthood.

Illana Golant, founder and CEO of the Food and Allergy Fund (FAF) based in New York City, shared her personal experience with food allergies, having developed them in her 40s. “That is not fully understood at all or recognized … we don’t know why they’re starting at certain points,” she explained in an interview with Fox News Digital.

Last week, FAF hosted a forum in Washington, D.C., which was attended by notable figures including HHS Secretary Robert F. Kennedy, FDA Chief Martin Makary, and NIH Director Jay Bhattacharya. During the event, health officials and researchers discussed the potential role of gut health microbes in the rise of food allergies.

Makary highlighted the evolving understanding of microbiomes, stating that the intestine hosts over a billion different types of bacteria that typically exist in a balanced state. However, he noted that modern diets, antibiotics, and other environmental factors can disrupt this balance, leading to inflammation and various health issues, potentially including food allergies.

Golant pointed out that certain foods appear to trigger allergic reactions more frequently in adults than in children. “Seafood, shellfish, and tree nuts seem to be proliferating among adults,” she noted, emphasizing the need for further research into this phenomenon.

A 2018 survey published in the Annals of Allergy, Asthma and Immunology identified shellfish as the top allergen among adults. Golant recounted her own experience with anaphylaxis, stating, “If I didn’t know about food allergies, I would have thought I was having a heart attack.” She expressed concern over the rapid increase in food allergies, remarking, “Genetics can’t change so quickly. In a generation, food allergies have skyrocketed.”

According to FAF, approximately one in ten adults is affected by food allergies. Golant described the situation as a “perfect storm” of various environmental triggers, though she acknowledged that the specific causes remain unclear. “We still don’t know which ones and … if there is one primary [trigger], but my guess is that more likely, it is a perfect storm,” she concluded.

Source: Original article

A recent study from Japan suggests that black cumin seed powder may significantly improve cholesterol levels and support metabolic health.

A new study conducted in Japan has revealed that black cumin seed powder can significantly lower levels of bad cholesterol and triglycerides while simultaneously boosting good cholesterol within just eight weeks.

This research highlights the potential health benefits of black cumin, also known as Nigella sativa or black seed. This spice is commonly used in various Middle Eastern and Indian dishes, including curries and naan, and can also be found in some baked goods and spice blends. Additionally, high-antioxidant black seed oil is available as a dietary supplement, often marketed for its ability to support immunity, reduce inflammation, and improve digestive health.

The study, published in the journal Food Science & Nutrition, examined the effects of black cumin on cholesterol levels. Researchers from Osaka, Japan, conducted both laboratory cell tests and a randomized human trial. In the human trial, participants consumed 5 grams of black cumin seed powder daily for eight weeks, with their cholesterol and appetite levels measured before and after the supplementation period.

The results of the trial were promising. Participants experienced a decrease in triglycerides, low-density lipoprotein (LDL), commonly referred to as “bad” cholesterol, and total cholesterol levels. At the same time, there was an increase in high-density lipoprotein (HDL), known as “good” cholesterol. The findings also indicated a significant improvement in hunger levels, suggesting that black cumin may help with appetite control.

The researchers concluded that both in-vitro and human trials demonstrated black cumin’s anti-adipogenic and lipid-lowering effects. They noted, “The study highlights the potential of black cumin seed extract in improving lipid metabolism. These results suggest that black cumin seed may serve as a promising natural agent in obesity-related conditions, although further investigation involving comprehensive metabolic parameters is warranted.”

Theresa Link, a registered dietitian at Virta Health in Nebraska, commented on the study’s findings in an interview with Fox News Digital. She emphasized that cholesterol is “just one piece” of the cardiovascular health puzzle, suggesting that these findings should be viewed in a broader context regarding metabolic health.

Link also referenced a 2021 study that found black seed oil led to greater weight loss in female participants who consumed it daily. These participants reported feeling fuller, which likely contributed to their weight loss success. However, she cautioned that while the short-term results of the current study are promising, the trials lasted only eight weeks. She stated, “Black cumin seed alone isn’t a magic bullet for preventing obesity but may play a supportive role in weight management when combined with an overall healthy lifestyle.”

Moreover, black cumin contains a compound called thymoquinone, which is rich in antioxidants and may offer additional health benefits. Link noted that longer-term studies are necessary to confirm these effects and to understand how Nigella sativa might fit into a broader approach to metabolic and cardiovascular health.

As research continues, black cumin seed may emerge as a valuable component in the quest for improved metabolic health and cholesterol management, but it is essential to consider its role within the context of a balanced diet and healthy lifestyle.

Source: Original article

Experts are investigating the role of gut microbiomes in the rising prevalence of food allergies affecting over 32 million Americans, seeking potential solutions through innovative therapies.

With more than 32 million Americans grappling with food allergies, health advocates and officials are delving into potential root causes, including the role of microbiomes. A recent forum hosted by the Food Allergy Fund (FAF) in Washington, D.C., featured prominent figures such as HHS Secretary Robert F. Kennedy Jr., FDA Chief Martin Makary, and NIH Director Jay Bhattacharya.

In an interview with Fox News Digital, Makary discussed how the function of microbiomes has evolved over time. He explained that the intestine is home to over a billion different types of bacteria, which typically exist in a balanced state. However, he noted that modern diets, antibiotics, and other environmental exposures can disrupt this balance. “That disequilibrium can cause inflammation, it can cause health problems, and it may be implicated in food allergies,” he stated.

Makary emphasized the importance of gut health, asserting that it is central to overall well-being. He pointed out that certain beneficial microbes may be lacking in contemporary populations due to dietary and environmental changes, which could contribute to the increasing incidence of food allergies.

Researchers at Siolta Therapeutics are actively exploring this hypothesis. Their oral microbiome therapy, STMC-103H, has demonstrated promising results in a Phase 2 trial involving 238 newborns with a family history of allergies. Early data suggests that this therapy could reduce the risk of developing food allergies by 77%, indicating that enhancing gut bacteria early in life may prevent allergies from developing altogether. Final results from this study are anticipated in early 2026.

Ilana Golant, founder and CEO of FAF, remarked to Fox News Digital that food allergies might serve as a “canary in the coal mine” for a broader health crisis linked to the microbiome. To further investigate the connection between gut bacteria and various health issues, FAF has launched its Food Allergy Fund Microbiome Collective in New York City. Golant expressed optimism, stating, “Solving allergies could reveal how to prevent and treat a range of diseases — from autoimmune disorders to neurodegeneration — that impact millions of lives.”

Food allergies are a significant public health concern, affecting approximately one in ten adults and one in thirteen children, according to FAF. Alarmingly, someone in the U.S. is treated in the emergency room for a severe allergic reaction every three minutes. Among the most common food allergies are peanut allergies, with emerging research indicating that early introduction of peanuts may significantly reduce the risk of developing allergies in childhood.

During the FAF conference, Secretary Kennedy noted that food allergies, particularly peanut allergies, appear to be much more prevalent among children today than in previous generations. Reflecting on his own childhood, he remarked, “When I was a kid, I never met anyone with a peanut allergy. I had 11 siblings and about 71 first cousins, and I didn’t know a single person in my schools or at any of the camps I went to who had one.”

Kennedy shared a personal perspective, revealing that one of his sons suffers from severe anaphylactic allergies to peanuts, tree nuts, and several other foods. “By the time he was 2 years old, we’d been to the emergency room about 22 times,” he recounted. Initially focused on treatment and safety, Kennedy soon turned his attention to the broader question of why food allergies are becoming increasingly common. “I have five of my seven children with allergies,” he added.

He acknowledged the complexity of the issue, stating, “There may be many causes, or there may be just one — we don’t know yet. But we’re going to study it. We’re going to break that omertà, end the taboo and find out what’s causing it.”

As research continues, the exploration of gut health and its potential impact on food allergies may pave the way for innovative treatments and a deeper understanding of this growing health crisis.

Source: Original article

A New Jersey man’s death has been linked to a tick-borne allergy to red meat, highlighting the dangers of alpha-gal syndrome, according to researchers at UVA Health.

A 47-year-old man from New Jersey has become the first known fatality associated with a tick-borne allergy to red meat, as reported by researchers at UVA Health in Virginia. The man, whose identity has not been disclosed, died last summer just four hours after consuming a hamburger. This incident followed a similar reaction two weeks earlier after he ate steak.

During the earlier episode, the man experienced severe abdominal pain, diarrhea, and vomiting after consuming the steak, according to a press release from UVA Health. Initially, his death was categorized as “sudden unexplained death” until Dr. Thomas Platts-Mills of UVA Health identified it as a fatal allergic reaction.

The allergy in question is known as alpha-gal syndrome (AGS), commonly referred to as “red-meat allergy” or “tick bite meat allergy.” It is triggered by the bite of the Lone Star tick, which is predominantly found in the Southeastern and Eastern United States. The tick’s saliva contains a sugar molecule called alpha-gal, which, once injected into the body, can lead to allergic reactions to certain types of red meat, including pork, beef, rabbit, lamb, and venison, as well as products derived from mammals such as cheese, milk, and gelatin.

Individuals who consume foods containing these allergens may experience serious symptoms within a few hours, although reactions can vary in severity. Common symptoms include rash, nausea, and vomiting after eating red meat. Other potential reactions may involve itchy or scaly skin, swelling of the lips, face, tongue, and throat, as well as wheezing or shortness of breath, according to the Mayo Clinic.

While fatal anaphylaxis is a rare occurrence in severe cases, the New Jersey man’s death marks the first instance attributed to AGS. Dr. Platts-Mills noted that other factors may have contributed to the man’s severe reaction, including a beer he consumed with his hamburger, exposure to ragweed pollen, and recent physical activity.

Dr. Platts-Mills emphasized the importance of public awareness regarding the symptoms of AGS. “Severe abdominal pain occurring three to five hours after eating beef, pork, or lamb should be investigated as a possible episode of anaphylaxis,” he stated. He also cautioned that tick bites that itch for more than a week or larvae of ticks, often referred to as ‘chiggers,’ can increase sensitization to mammalian-derived meat.

Diagnosis of AGS typically requires antibody testing and a clinical examination. Unfortunately, many patients face a lengthy journey to diagnosis, averaging about seven years, according to Dr. Johanna Salzer, a CDC epidemiologist and author of a 2023 report on AGS. “To get diagnosed, they have to have access to an allergist,” Salzer explained. “For many people, there are barriers to obtaining that level of treatment.”

Once diagnosed, individuals may have AGS for life. However, Salzer noted that some patients may see a decrease in their antibody levels over time if they eliminate reactive foods from their diet. Currently, there is no cure for AGS, but physicians can assist patients in managing their symptoms. “Healthcare providers can offer various strategies to alleviate symptoms based on individual reactions,” Salzer said. For those experiencing severe reactions, EpiPens may be prescribed to counteract potential anaphylactic shock.

To prevent tick bites, Salzer recommends using EPA-approved insect repellents containing DEET, picaridin, IR3535, Oil of Lemon Eucalyptus (OLE), para-menthane-diol (PMD), or 2-undecanone when venturing into areas where ticks may be present. Additionally, wearing long-sleeved shirts, long pants, and socks, as well as avoiding grassy, brushy, and wooded areas, can help reduce the risk of bites.

After returning from tick-prone areas, individuals should shower and conduct a thorough check for ticks. Dr. Platts-Mills urged both doctors and patients in regions where Lone Star ticks are prevalent to remain vigilant about the risks associated with AGS. “If they experience unexpected episodes of severe abdominal pain occurring several hours after consuming mammalian meat, they should be evaluated for possible sensitization to the oligosaccharide alpha-gal,” he advised.

As awareness of alpha-gal syndrome continues to grow, health professionals stress the importance of recognizing symptoms and seeking timely medical attention.

Source: Original article

Researchers have developed an innovative drug-delivery implant that may help patients with hard-to-treat bladder cancer avoid surgery and maintain long-term cancer-free status.

In a significant advancement for bladder cancer treatment, researchers have introduced a new drug-delivery implant that could allow patients to avoid bladder removal surgery. This innovative approach targets a challenging form of bladder cancer known as BCG-unresponsive high-risk non-muscle-invasive bladder cancer (NMIBC).

The experimental drug, TAR-200, has shown promise in clinical trials conducted by Janssen Research & Development, LLC, a subsidiary of Johnson & Johnson. Traditionally, Bacillus Calmette-Guérin (BCG) is the first-line immunotherapy for early-stage bladder cancers. However, for patients whose cancer does not respond to BCG, options have been limited.

TAR-200 is a small device that releases the chemotherapy drug gemcitabine directly into the bladder. The implant is inserted through a simple outpatient procedure that does not require general anesthesia. This method allows for a targeted delivery of the drug, potentially reducing the need for more invasive treatments.

Dr. Sia Daneshmand, director of urologic oncology at Keck Medicine of USC and lead author of the study, emphasized the significance of this new therapy. “Traditionally, these patients have had very limited treatment options. This new therapy is the most effective one reported to date for the most common form of bladder cancer,” he stated in a press release. “The findings of the clinical trial are a breakthrough in how certain types of bladder cancer might be treated, leading to improved outcomes and saved lives.”

Bladder cancer ranks as the fourth most common cancer among men and the eleventh most common among women. According to the Urology Care Foundation, non-muscle-invasive bladder cancer affects the tissue lining the bladder’s inner surface. High-risk NMIBC is particularly concerning due to its higher likelihood of recurrence following treatment.

The study aimed to provide an alternative for patients whose cancer recurred despite standard therapies. Previously, the standard treatment for these patients involved surgical removal of the bladder and surrounding tissues, a procedure that carries significant health risks and can adversely affect quality of life.

In the clinical trial, participants with high-risk NMIBC who did not respond to BCG were divided into groups to test various drug combinations and treatment methods. One group received TAR-200 every three weeks for approximately six months, followed by maintenance treatments every 12 weeks for up to two years.

Among the 85 patients in this group, an impressive 82.4% showed no detectable signs of cancer following treatment. Furthermore, 52.9% remained cancer-free at the one-year mark, with many maintaining their cancer-free status for over two years without the need for additional therapy.

In another group of patients with a less aggressive form of early-stage bladder cancer, early disease-free survival rates were recorded at 85.3% at six months and 81.1% at nine months. Notably, 94% of participants in this group were able to retain their bladders.

The results of the clinical trial were published earlier this year in the Journal of Clinical Oncology. However, researchers caution that this data is still in the mid-stage (Phase 2b) of testing. Larger-scale trials and regulatory reviews will be necessary before TAR-200 can be considered standard care.

As the researchers noted, “Because the study didn’t include a traditional comparison (no randomized control arm), we can’t definitively say how TAR-200 stacks up against other treatments in a fair head-to-head way.” They also pointed out that the patient group studied is a specific subset of those who are BCG-unresponsive and eligible for bladder preservation, which may not represent all bladder cancer cases.

Additionally, the follow-up period remains relatively short, and the number of participants modest. Consequently, the long-term benefits of TAR-200 and its applicability to larger, more diverse populations are still uncertain.

As research continues, the hope is that TAR-200 and similar therapies will provide new avenues for treatment, improving outcomes for patients battling bladder cancer.

Source: Original article

Chronic kidney disease has emerged as the ninth leading cause of death globally, impacting 788 million individuals, according to a recent comprehensive health study.

Chronic kidney disease (CKD) has officially been ranked as the ninth leading cause of death worldwide, with an estimated 788 million people affected globally. This alarming statistic comes from a significant study recently published in the journal The Lancet.

The research was conducted by a collaborative team from NYU Langone Health, the University of Glasgow, and the Institute for Health Metrics and Evaluation (IHME) at the University of Washington. The study analyzed the global rise of kidney disease by reviewing 2,230 published papers and health datasets from 133 countries, focusing on diagnoses, mortality rates, and the overall impact of the disease.

From 1990 to 2023, the number of CKD cases surged from 378 million to 788 million, marking the first time the disease has entered the top ten list of the most deadly diseases globally. The findings were part of the Global Burden of Disease 2023 study, which also indicated that approximately 14% of the adult population worldwide suffers from chronic kidney disease.

In 2023 alone, around 1.5 million people died from kidney disease, reflecting an increase of over 6% since 1993. Most individuals identified in the study were in the early stages of the disease, which can often be managed or improved through medication and lifestyle changes before more invasive treatments like dialysis or surgery become necessary.

The research findings were presented at the American Society of Nephrology’s annual Kidney Week conference, and the authors described it as “the most comprehensive estimate of the condition in nearly a decade.”

Chronic kidney disease impairs the kidneys’ ability to filter waste and excess fluid from the bloodstream. While mild cases may not exhibit any symptoms, advanced stages can necessitate dialysis, kidney replacement therapy, or even organ transplants. Additionally, impaired kidney function has been identified as a significant risk factor for heart disease, contributing to approximately 12% of global cardiovascular mortality.

The study identified several key risk factors for developing kidney disease, including high blood sugar, high blood pressure, and elevated body mass index (BMI). Dr. Josef Coresh, M.D., Ph.D., director of NYU Langone’s Optimal Aging Institute, emphasized the urgency of these findings, stating that chronic kidney disease is “common, deadly, and getting worse as a major public health issue.”

Dr. Coresh further noted that these results should prompt policymakers to prioritize CKD alongside other major health concerns such as cancer, heart disease, and mental health issues.

Dr. Morgan Grams, M.D., Ph.D., the Susan and Morris Mark Professor of Medicine at the NYU Grossman School of Medicine and co-lead author of the study, highlighted that chronic kidney disease is often “underdiagnosed and undertreated.” She stressed the importance of increased urine testing to catch the disease early and ensuring that patients have access to affordable therapies once diagnosed.

Recent advancements in medications have shown promise in slowing disease progression and reducing the risks of heart attack, stroke, and heart failure. However, Dr. Grams cautioned that it may take time to observe the global impact of these new treatments.

Dr. Marc Siegel, a senior medical analyst at Fox News, commented on the “dramatic increase” in kidney disease cases, agreeing that the condition is “vastly underestimated and underdiagnosed,” particularly because early stages often lack noticeable symptoms. He explained that the kidneys play a crucial role in filtering waste and managing electrolytes and acid-base balance, making them sensitive to fluctuations in blood pressure and blood flow.

Dr. Siegel noted that conditions such as high blood pressure, obesity, heart disease, and diabetes can significantly affect kidney function, leading to secondary kidney disease and failure. He urged healthcare providers to be more vigilant regarding kidney health and the effects of certain medications on kidney function.

This study received funding from the National Institutes of Health, the Gates Foundation, and the National Kidney Foundation, underscoring the importance of addressing chronic kidney disease as a pressing public health challenge.

Source: Original article

A recent study indicates that treating gum disease may lower cardiovascular risk by 10% annually, highlighting the significant heart health benefits of intensive dental cleanings.

A new study conducted by researchers at University College London (UCL) reveals that treating gum disease can significantly reduce cardiovascular risk. The findings suggest that intensive dental cleanings may provide heart health benefits beyond improving oral hygiene.

The two-year study focused on individuals suffering from periodontitis, a severe form of gum disease. Participants who received intensive treatment, which included a full-mouth deep cleaning and regular follow-ups, exhibited slower thickening and clogging of a major neck artery compared to those who only received routine cleanings. The research was published this month in the European Heart Journal.

In this randomized controlled trial, 135 adults with periodontitis were tracked at UCL’s Eastman Dental Institute. Periodontitis can arise from various factors, including poor oral hygiene, genetics, smoking, and uncontrolled diabetes. At the 12- and 24-month marks, those who underwent intensive deep cleanings showed reduced gum inflammation and fewer bacteria entering their bloodstream. Their arterial health was also notably better than that of participants who received standard scale-and-polish care, which primarily removes plaque and tartar buildup.

Dr. Marco Orlandi, a co-author of the study, noted that participants receiving intensive gum disease treatment experienced a 0.02 millimeter reduction in the thickening of their carotid arteries over the two-year period. “This is a significant result, as even a 0.01 millimeter reduction corresponds to a 10% decrease in cardiovascular disease risk,” Orlandi explained. He emphasized that this suggests participants may have reduced their risk by approximately 10% each year.

Healthcare professionals often monitor the thickness of the carotid artery wall as an early warning sign for clogged arteries, which can lead to heart attacks and strokes. Although this study did not track actual heart events, the observed changes in arterial health and reduced gum inflammation suggest that improved oral health could play a role in combating cardiovascular disease.

Professor John Deanfield, the lead author of the study and director of cardiovascular prevention at UCL, stated, “This is among the most robust evidence to date that oral and cardiovascular health are interconnected.” He added that addressing periodontitis could become a vital strategy in preventing serious heart and brain events, such as heart attacks and strokes.

Another co-author, Professor Francesco D’Aiuto, emphasized the need for medical and dental professionals to collaborate more closely in recognizing and addressing the cardiovascular implications of gum disease. Periodontitis affects approximately 40% of adults worldwide and can lead to symptoms such as bleeding, swelling, and tenderness of the gums, as well as tooth loss if left untreated.

Dr. Catrise Austin, a New York City cosmetic dentist and host of the “Let’s Talk Smiles” podcast, commented on the findings, stating, “Your gums are part of your vascular system. If they’re inflamed and bleeding, your arteries feel it.” Although she was not involved in the study, she believes the results underscore the importance of healthcare providers paying closer attention to their patients’ gum health.

Austin recommends that patients adopt a proactive approach to oral health by brushing twice daily, flossing daily, scheduling regular professional cleanings, quitting smoking, and managing conditions such as diabetes. “These steps not only protect your smile but also lower inflammation that contributes to cardiovascular disease,” she said.

The study was supported by the National Institute for Health and Care Research (NIHR) and the NIHR UCLH Biomedical Research Center, in collaboration with University College London Hospitals NHS Foundation Trust. It adds to a growing body of research linking gum health to overall well-being.

Earlier this year, an analysis of over 500,000 individuals in the U.K. Biobank found that those exhibiting signs of gum disease, such as bleeding or painful gums, were more likely to have multiple chronic conditions, including diabetes, heart disease, and depression. While previous research indicated a correlation between gum disease and higher cardiovascular risk, this study provides evidence that treating gum disease may indeed reduce the likelihood of heart attacks or strokes.

Fox News Digital has reached out to the study’s authors for further comment.

Source: Original article

New research indicates that heavy alcohol consumption may lead to strokes occurring 11 years earlier than in light drinkers, with significant implications for brain health.

A recent study from Harvard University has revealed alarming insights into the relationship between alcohol consumption and stroke risk. The research indicates that individuals who consume three or more alcoholic drinks daily may experience strokes significantly earlier than those who drink less. Published in the medical journal *Neurology*, the study highlights not only the earlier onset of strokes but also the increased severity of brain bleeds associated with heavy drinking.

The study analyzed data from 1,600 adults, averaging 75 years of age, who were hospitalized for intracerebral hemorrhage, a type of stroke caused by bleeding within the brain. During their hospital stays, participants were questioned about their drinking habits, either directly or through family members. Approximately 7% of the participants were classified as heavy drinkers, defined as consuming three or more drinks daily. For the purposes of this study, one drink was quantified as a 12-ounce beer, a 5-ounce glass of wine, or a 1.5-ounce shot of liquor.

Brain scans conducted on the participants revealed the severity of the bleeds and assessed whether patients exhibited signs of cerebral small vessel disease. This condition damages the brain’s tiny blood vessels and is linked to aging, high blood pressure, and dementia. The findings indicated that heavy drinkers experienced brain bleeds at an average age of 64, compared to 75 for non-heavy drinkers, marking an 11-year difference. Furthermore, the brain bleeds in heavy drinkers were, on average, 70% larger.

The study also found that heavy drinkers were twice as likely to experience bleeding deep within the brain and nearly twice as likely to have bleeding that extended into the brain’s fluid-filled spaces, a serious complication known as intraventricular extension. Additionally, these individuals were three times more likely to suffer from severe white matter damage, a condition linked to long-term cognitive decline and accelerated brain aging.

While previous research has established a connection between alcohol consumption and stroke risk, this study suggests that heavy drinking may also exacerbate small vessel disease, making the brain more susceptible to severe strokes and hindering recovery. Dr. M. Edip Gurol, the lead author of the study, emphasized the importance of reducing heavy alcohol consumption. “Reducing heavy alcohol use may not only lower a person’s risk of bleeding stroke, but it may also slow the progression of cerebral small vessel disease, which in turn may reduce the chances of having another stroke, cognitive decline, and long-term disability,” Gurol stated in a press release.

Jennifer Tujague, chief scientist at the International Alliance for Responsible Drinking (IARD) in Washington, D.C., commented on the study, noting that its findings align with previous epidemiological studies linking heavier drinking to an increased risk of hemorrhagic stroke. “Heavier drinking is also associated with high blood pressure, which is a contributing factor for this type of stroke,” she remarked.

However, the authors of the study acknowledged certain limitations. The research utilized a cross-sectional study design, meaning it examined data from a single point in time rather than tracking individuals over an extended period. Consequently, researchers cannot definitively conclude whether drinking caused the strokes or merely worsened their outcomes. Additionally, alcohol consumption was self-reported, which may lead to inaccuracies in the data, as participants could have underestimated or overestimated their drinking habits. Information regarding lifetime drinking patterns was also not available.

As the conversation around alcohol consumption and health continues, this study serves as a critical reminder of the potential risks associated with heavy drinking, particularly concerning brain health and stroke risk.

Source: Original article

New research indicates that resistance training may be more effective than cardio for blood sugar control and diabetes prevention, offering significant metabolic benefits.

New findings from Virginia Tech’s Fralin Biomedical Research Institute suggest that weightlifting may surpass cardio workouts in managing blood sugar levels and preventing diabetes. The study highlights the advantages of resistance training, such as weightlifting and bodyweight exercises, in enhancing the body’s ability to regulate sugar and fat.

To investigate the impact of different exercise types on metabolism, researchers fed mice a high-fat diet designed to replicate human obesity and insulin resistance, both of which are significant risk factors for type 2 diabetes. The mice were divided into two exercise groups: one group engaged in endurance training by running on a wheel, while the other group performed strength training by lifting a weighted door to access their food, simulating squats with increasing loads.

After several weeks, both exercise groups exhibited substantial health improvements compared to sedentary mice, including reductions in body fat, enhanced blood sugar control, and more efficient insulin utilization. However, the strength training group demonstrated superior results.

“Our data showed that both running and weightlifting reduce fat in the abdomen and under the skin, and improve blood glucose maintenance, with better insulin signaling in skeletal muscle,” said Zhen Yan, professor and director of the Fralin Biomedical Research Institute at Virginia Tech’s Center for Exercise Medicine Research, in a press release.

Yan emphasized that “weightlifting outperforms running in these health benefits.” The mice that engaged in weightlifting not only shed more subcutaneous fat but also significantly decreased visceral fat, which encircles internal organs and heightens diabetes risk. Furthermore, these mice were more effective at clearing sugar from their bloodstream compared to their running counterparts.

Interestingly, the benefits observed were not solely attributed to increased muscle mass. The researchers discovered that resistance training induced distinct metabolic changes and muscle signaling that enhanced glucose regulation.

While this study was conducted on mice rather than humans, it contributes to a growing body of evidence supporting the notion that strength training is a vital component of metabolic health. This finding could be particularly encouraging for individuals who may struggle with prolonged cardio sessions, as it highlights resistance training as a viable alternative.

“The findings also bring good news for people who, for any number of reasons, cannot engage in endurance-type exercise,” Yan noted. “Weight training has equal, if not better, anti-diabetes benefits.”

The researchers advocate for a combination of cardio and strength training to achieve optimal health outcomes, suggesting a balanced approach that benefits the heart, muscles, and metabolism.

“The take-home message is that you should do both endurance and resistance exercise, if possible, to get the most health benefit,” Yan added.

The study has been published in the Journal of Sport and Health Science, further solidifying the role of resistance training in diabetes prevention and overall metabolic health.

Source: Original article

New research indicates that common viral infections, such as COVID-19 and influenza, significantly increase the risk of heart attacks and strokes in the weeks following infection.

Recent findings suggest that certain viral infections may heighten an individual’s susceptibility to heart disease. A comprehensive study revealed that individuals who contracted COVID-19 or influenza experienced a “dramatically” increased risk of heart attack or stroke—up to three to five times higher—within weeks of the infection. This research, which analyzed 155 scientific studies, was published this week in the Journal of the American Heart Association.

Lead author Kosuke Kawai, an adjunct associate professor at the David Geffen School of Medicine at UCLA, noted, “It is well-recognized that human papillomavirus (HPV), hepatitis B virus, and other viruses can cause cancer; however, the link between viral infections and other non-communicable diseases, such as cardiovascular disease, is less well understood.” Kawai added, “Our study found acute and chronic viral infections are linked to both short- and long-term risks of cardiovascular disease, including strokes and heart attacks.”

The research indicated that individuals who tested positive for influenza were four times more likely to experience a heart attack and five times more likely to suffer a stroke within the month following their diagnosis. In the case of COVID-19, the risk of heart attack or stroke was three times higher in the 14 weeks after infection, with an elevated risk persisting for up to a year.

When the body fights off a viral infection, the immune system releases chemicals that trigger inflammation and increase the likelihood of blood clotting. These effects can linger even after recovery from the infection. Ongoing inflammation and clotting can place additional strain on the heart and contribute to plaque buildup in the arteries. This may help explain why some individuals face a heightened risk of heart attacks or strokes in the weeks following a viral infection.

Dr. Bradley Serwer, an interventional cardiologist and chief medical officer at VitalSolution, emphasized the implications of these findings. “The findings suggest that low-grade inflammation plays a role by increasing the activation of blood clotting and damaging the inner lining of arteries, which supply blood to our bodies,” he stated. While the link between inflammation and cardiovascular events has been known, Serwer noted that this study reveals that many common viruses have a more significant impact than previously believed.

Markers of inflammation, such as C-reactive protein (CRP), are associated with an increased risk of cardiac events. Inflammation can harm arteries in various ways, including causing microscopic tears that allow “bad cholesterol” (LDL) to invade and form plaque. Further inflammation can destabilize these plaques, leading to ruptures that may result in heart attacks or strokes. Additionally, inflammation activates the clotting process by stimulating platelets.

The study also identified chronic viruses, including HIV, hepatitis C, and varicella zoster virus (the virus responsible for shingles), as being linked to long-term cardiovascular risks. Individuals with HIV were found to have a 60% higher risk of heart attack and a 45% higher risk of stroke. Those with hepatitis C faced a 27% higher risk of heart attack and a 23% higher risk of stroke, while shingles increased heart attack risk by 12% and stroke risk by 18%.

Kawai pointed out that while the elevated risks associated with chronic viruses are lower than the heightened short-term risks following influenza and COVID-19, they remain clinically relevant, particularly due to their long-lasting effects. “Moreover, shingles affects about one in three people in their lifetime. Therefore, the elevated risk associated with that virus translates into a large number of excess cases of cardiovascular disease at the population level,” Kawai explained.

The researchers advocate for vaccinations against influenza, COVID-19, and shingles, citing studies that link vaccination to a reduced risk of cardiovascular complications. Kawai stated, “Preventive measures against viral infections, including vaccination, may play an important role in decreasing the risk of cardiovascular disease. Prevention is especially important for adults who already have cardiovascular disease or risk factors.”

Serwer concurred, emphasizing that vaccination against these common viruses is a “key preventive strategy.” However, the researchers acknowledged some limitations of the study, noting that it was based on observational studies rather than randomized controlled trials. They also pointed out that most studies examined infection with a single virus, leaving it unclear how infections with multiple viruses or bacteria may have influenced the results.

The analysis focused on viral infections affecting the general public and did not identify high-risk groups, such as transplant recipients, who may be disproportionately affected. For individuals with pre-existing cardiovascular conditions, the researchers recommend consulting a healthcare provider to discuss appropriate vaccine recommendations.

Source: Original article

New research indicates that one in five individuals with normal body mass indexes (BMIs) may have hidden abdominal obesity, leading to increased health risks despite appearing thin.

For decades, body mass index (BMI) has served as a primary metric for determining whether an individual is underweight, normal weight, overweight, or obese. However, recent global research suggests that it is possible to maintain a normal BMI while still meeting the medical criteria for obesity.

A large-scale study published in JAMA Network Open, which analyzed data from the World Health Organization (WHO), examined health information from over 471,000 adults across 91 countries. The researchers focused on individuals whose BMI fell within the normal range of 18.5 to 24.9 but who carried excess fat around their midsection, as measured by waist circumference.

The findings revealed that approximately one in five people with a normal BMI exhibited signs of abdominal obesity, characterized by a larger waistline that is associated with serious health risks. These individuals, often referred to as “skinny fat,” were not necessarily healthy despite their normal weight readings.

Compared to their counterparts with normal BMIs and smaller waistlines, those with abdominal fat faced a 29% higher likelihood of developing high blood pressure and an 81% increased risk of diabetes. They also exhibited significantly higher chances of having unhealthy cholesterol and triglyceride levels. In essence, their metabolic profiles resembled those of individuals classified as obese, even if their overall weight did not reflect this condition.

This research highlights a significant gap in the traditional methods of measuring obesity. While BMI considers only weight and height, it fails to account for the distribution of fat within the body. Fat that accumulates deep in the abdomen and surrounds vital organs poses particular dangers, as it can lead to inflammation, insulin resistance, and cardiovascular issues. This phenomenon is encapsulated in the term “TOFI,” which stands for “thin outside, fat inside.”

Lifestyle factors also play a crucial role, as the study indicated that individuals with normal BMIs who carried abdominal fat were more likely to lead sedentary lives, consume fewer fruits and vegetables, and hold desk jobs or be unemployed. This combination of reduced muscle mass and lack of physical activity facilitates the accumulation of visceral fat, even without a significant increase in overall weight.

The latest findings suggest that waist size may be as important to monitor as weight itself. For most adults, a waist measurement exceeding approximately 32 inches for women or 37 inches for men indicates excess abdominal fat and correlates with heightened health risks.

Despite the compelling nature of these findings, the researchers acknowledged several limitations. As the study was cross-sectional, it could only establish associations rather than definitive cause-and-effect relationships. Additionally, the data were collected from various countries and time periods, with a notable underrepresentation of high-income nations, which may limit the generalizability of the results. Furthermore, the study relied on self-reported data regarding personal habits, which could introduce variability in the reliability of the findings. Nonetheless, the WHO’s survey methods are generally considered well-validated.

In conclusion, this research underscores the importance of looking beyond BMI as a sole indicator of health. Individuals who may appear healthy based on their weight could still be at risk due to hidden abdominal obesity. Monitoring waist circumference alongside BMI could provide a more comprehensive understanding of one’s health status.

Source: Original article

As the fall season approaches, updated immunization schedules aim to streamline access to COVID-19, flu, and RSV vaccines for individuals seeking protection against respiratory illnesses.

The Centers for Disease Control and Prevention (CDC) recently announced updated fall immunization schedules, which are largely consistent with last year’s guidelines. This announcement comes after a summer filled with confusion regarding changes to COVID-19 vaccine recommendations. Public health experts believe that these updates will facilitate access to vaccines for those who wish to receive them this fall.

“From a patient’s experience, there shouldn’t be anything different from what they’ve experienced in the past, except maybe they’ll get a little more information from the pharmacist,” said Hannah Fish, senior director of strategic initiatives at the National Community Pharmacists Association.

This fall, the COVID-19 vaccine is recommended for everyone aged six months and older. However, individuals are encouraged to engage in “shared clinical decision-making” with their healthcare providers before receiving the vaccine. This model allows for discussions between patients and providers, which can include doctors, pharmacists, or other health professionals administering the shots. The CDC’s Advisory Committee on Immunization Practices has emphasized that vaccination is particularly beneficial for those under 65 who are at higher risk for severe COVID-19 outcomes.

While the CDC’s recommendations cover a broad age range, there may be some complications in practice. Although health plans are required to cover the vaccine without charging consumers, some providers may hesitate to administer the shot to individuals under 65 unless they have underlying health conditions that increase their risk of severe COVID-19. This aligns with the Food and Drug Administration’s labeling for the COVID-19 vaccine.

“It’s a nuance that could occur in an interaction between a provider and a patient,” said Jen Kates, a senior vice president and director of global and public health policy at KFF, a health information nonprofit.

If a provider refuses to administer the vaccine to a healthy individual due to concerns about off-label use, experts suggest that patients can seek the vaccine from another provider. “They could go to a different pharmacy,” Kates noted.

In response to the declining uptake of the COVID-19 vaccine—only 23% of adults reported receiving the current vaccine as of late April—many states have stepped in to ensure access. According to Kates, 21 states and the District of Columbia have adopted broader recommendations than those set by the federal government.

Despite the availability of the vaccine, fewer pharmacies and healthcare providers may choose to stock it due to low demand. Jeff Levin-Scherz, a primary care doctor and population health leader at WTW, noted that large chains like CVS and Walgreens have sufficient supply to meet demand, but the additional barriers some individuals might face could hinder vaccination rates.

“To get more people to get vaccines, the key is making vaccination really easy and to take steps out,” Levin-Scherz emphasized.

In contrast, the flu vaccine tends to attract more interest than the COVID-19 vaccine, although only 47% of adults received a flu shot during the last flu season. The CDC recommends that nearly everyone aged six months and older receive an annual flu shot, and these vaccines should be widely available at pharmacies and physician offices. Health plans will also cover the flu shots without charging individuals.

In July, the federal Department of Health and Human Services mandated that flu vaccines must not contain thimerosal, a preservative used to prevent bacterial growth. Vaccine researchers have found no evidence that this mercury-based additive is harmful. Last year, the CDC estimated that only 6% of flu vaccines contained thimerosal as a preservative.

Additionally, a new vaccine for respiratory syncytial virus (RSV) was approved in 2023. The CDC recommends this vaccine for individuals aged 75 and older, as well as for those aged 50 to 74 who have medical conditions that put them at risk for severe disease. Those who meet the criteria should be able to receive the RSV vaccine at their local pharmacy. It is important to note that the RSV vaccine is not an annual requirement; individuals who have already received it do not need to get it again according to current guidelines.

As the cough and cold season approaches, the updated immunization schedules aim to ensure that vaccines remain accessible to those who need them. Public health experts continue to advocate for easy access to vaccinations as a means to protect public health during this critical time.

Source: Original article

New research indicates that while men’s brains shrink faster than women’s with age, women are still diagnosed with Alzheimer’s disease at nearly double the rate of men.

A recent study has brought new insights into the aging of the brain, revealing that men’s brains shrink at a faster rate than those of women. Despite this, women are diagnosed with Alzheimer’s disease twice as often as men. This research challenges existing assumptions about gender differences in brain aging and Alzheimer’s risk.

Published in the *Proceedings of the National Academy of Sciences*, the study analyzed over 12,000 brain scans from nearly 5,000 healthy individuals aged between 17 and 95. Each participant underwent at least two MRI scans over time, allowing researchers to track changes in brain structure as they aged.

Anne Ravndal, a researcher at the University of Oslo in Norway, led the study and aimed to investigate whether the higher incidence of Alzheimer’s in women could be linked to differences in brain aging between genders. “Women are diagnosed with Alzheimer’s disease more often than men, and since aging is the main risk factor, we wanted to test whether men’s and women’s brains change differently with age,” she explained to Fox News Digital.

The findings indicated that men exhibited a faster rate of brain shrinkage across various regions compared to women. Areas particularly affected included those associated with memory, emotion, and sensory processing, such as the hippocampus and parahippocampal regions.

In contrast, women’s brains maintained their size in more areas, although they did show a slight increase in the size of the brain’s fluid-filled spaces, known as ventricles. “Our findings show that men experience greater structural brain decline across more regions, meaning that normal brain aging doesn’t explain the sex difference in Alzheimer’s rates,” Ravndal stated.

Despite the observed differences in brain shrinkage, researchers concluded that changes in brain size alone cannot account for the disparity in Alzheimer’s diagnoses between men and women. “The results instead point toward other possible explanations, such as differences in longevity, diagnostic patterns, or biological factors,” Ravndal noted.

For instance, women generally have a longer lifespan, which extends the period during which Alzheimer’s can develop. Additionally, hormonal changes during menopause may influence how brain cells age, according to experts. Some researchers also suggest that women may be diagnosed with Alzheimer’s more frequently because they are more likely to seek medical help when experiencing memory issues.

However, Ravndal acknowledged a limitation of the study: it focused solely on healthy individuals, excluding those already exhibiting signs of dementia. The participants were also predominantly well-educated and drawn from multiple study sites, which may affect the generalizability of the findings.

Ravndal emphasized that the study is not intended to provide direct health recommendations for individuals. “Rather, it helps refine scientific understanding by showing that normal brain aging does not account for women’s higher prevalence of Alzheimer’s disease,” she said. She added that future research should aim to identify the underlying mechanisms contributing to these observed differences.

Source: Original article

A new study indicates that low-dose radiation therapy may serve as an effective treatment alternative for knee osteoarthritis, bridging the gap between pain medications and joint replacement surgery.

A recent study suggests that low-dose radiation therapy could provide a new treatment option for patients suffering from knee osteoarthritis, potentially filling a critical gap between pain medications and joint replacement surgery. This research, conducted by a team in Korea, was presented at the American Society for Radiation Oncology (ASTRO) annual meeting in September.

Knee osteoarthritis is a degenerative joint disease characterized by pain, swelling, and stiffness in the knees, which tends to worsen over time. The study indicates that a single course of low-dose radiation could be a “safe and effective” treatment for alleviating the painful symptoms associated with this condition.

The randomized clinical trial involved 114 patients diagnosed with moderate-to-mild knee osteoarthritis. Participants were assigned to receive either a very low dose of radiation, a low dose, or a placebo. Throughout the study, the only additional pain relief allowed was acetaminophen.

Participants underwent six treatment sessions, during which researchers evaluated “meaningful improvement” based on at least two of the following criteria: pain levels, physical function, and overall assessment of their condition. Additionally, patients completed questionnaires to report their pain, stiffness, and functional abilities. Notably, none of the participants reported any treatment-related side effects.

After four months of treatment, 70% of those in the low-dose radiation group met the criteria for meaningful improvement, compared to just 42% in the placebo group. Participants receiving the very low dose of radiation experienced a 58.3% improvement in their symptoms.

Experts noted that these findings suggest the low-dose radiation regimen “drove relief beyond placebo effects.” In the low-dose group, 56.8% of participants reported significant improvements in pain, stiffness, and physical function scores, while only 30.6% of those in the placebo group experienced similar benefits.

The study concluded that low-dose radiation led to significant reductions in pain and improvements in function after four months, utilizing a “small fraction” of the radiation typically used in cancer treatments.

Dr. Byoung Hyuck Kim, the principal investigator of the trial and an assistant professor of radiation oncology at Seoul National University College of Medicine, Boramae Medical Center, emphasized the challenging decisions faced by individuals with painful knee osteoarthritis. They often must weigh the risks of side effects from pain medications against the potential complications of joint replacement surgery.

“There’s a clinical need for moderate interventions between weak pain medications and aggressive surgery,” Dr. Kim stated. “We believe radiation may be a suitable option for these patients, particularly when drugs and injections are poorly tolerated.”

He further explained that radiation therapy might be particularly beneficial for patients who have underlying inflammation and preserved joint structure. However, he cautioned that for those with severe osteoarthritis, where the joint is significantly damaged and cartilage is absent, radiation would not regenerate tissue. “For individuals with mild to moderate disease, this approach could delay the need for joint replacement,” he added.

Dr. Kim also suggested that this treatment should be considered in conjunction with other lifestyle factors, such as weight loss, physiotherapy, and medications, as the effects could be “even stronger when radiation is properly combined with other treatments.” He noted that patient satisfaction may also be higher compared to current treatment options alone.

While the study presents promising results, the researchers acknowledged some limitations, including a relatively short follow-up period. Plans for larger trials are underway to further evaluate outcomes in specific patient populations, comparing low-dose radiation with various medication regimens.

Source: Original article

Experts warn that the rise of antibiotic-resistant superbugs poses a significant global health threat, with the World Health Organization reporting that antimicrobial resistance is outpacing advancements in modern medicine.

Antibiotic-resistant superbugs are becoming an increasingly alarming global health concern. The World Health Organization (WHO) has reported that one in every six bacterial infections is now resistant to antibiotics. This warning comes as part of a press release issued by the agency on Monday, highlighting the urgent need for more responsible use of antibiotic medications.

Based on data collected from over 100 countries between 2016 and 2023, the WHO found that resistance to antibiotics has risen in approximately 40% of infection samples. This troubling trend underscores the growing threat posed by antibiotic-resistant bacteria.

The report identifies eight common bacterial pathogens that are of particular concern: Acinetobacter spp., Escherichia coli, Klebsiella pneumoniae, Neisseria gonorrhoeae, non-typhoidal Salmonella spp., Shigella spp., Staphylococcus aureus, and Streptococcus pneumoniae. Among these, the most dangerous infections are caused by drug-resistant Gram-negative bacteria, especially E. coli and K. pneumoniae, which can lead to severe health complications such as sepsis, organ failure, and death.

Antibiotics are part of a broader category of medications known as antimicrobials, which also includes antivirals, antifungals, and antiparasitics. When bacteria, viruses, fungi, and parasites become resistant to these medicines, it results in antimicrobial resistance (AMR), significantly increasing the risk of severe illness, disability, or death, according to WHO.

“Antimicrobial resistance is outpacing advances in modern medicine, threatening the health of families worldwide,” stated WHO Director-General Tedros Adhanom Ghebreyesus in a statement accompanying the report. “We must use antibiotics responsibly and ensure everyone has access to the right medicines, quality-assured diagnostics, and vaccines.”

According to a study by the Global Research on Antimicrobial Resistance (GRAM) Project, more than one million deaths each year are directly linked to antibiotic resistance. While some instances of AMR can occur naturally as germs mutate over time, the WHO cautions that misuse and overuse of antibiotics and other antimicrobials are significant contributing factors.

Dr. Marc Siegel, a senior medical analyst for Fox News, expressed concern over the findings in WHO’s latest report. “These are aggressive bacteria that are more and more difficult to treat,” he said. “Carbapenem resistance, in particular, is very tough to treat, as is multiple drug-resistant tuberculosis.” Carbapenems are classified as “last-line antibiotics” used to manage serious multidrug-resistant infections, according to the Centers for Disease Control and Prevention.

Siegel pointed out that the overuse of antibiotics, particularly for common upper respiratory infections and serious hospital-acquired infections, is a primary contributor to the rise of AMR. He noted that antibiotics are not very profitable for pharmaceutical companies to develop, as they are typically used only during infections, rather than on a daily basis. Consequently, the medical community often relies on antibiotics that have been in use for decades.

Artificial intelligence (AI) may offer a potential solution to this growing crisis. Siegel suggested that AI could expedite the development of new antibiotics at a lower cost through machine learning, as well as improve sanitation and promote more judicious use of antibiotics in fighting infections.

To address the issue of antimicrobial resistance, the WHO is calling for enhanced surveillance of AMR and antimicrobial usage through its Global Antimicrobial Resistance and Use Surveillance System (GLASS). The organization emphasizes the need for countries to strengthen laboratory systems and generate reliable surveillance data, particularly from underserved areas, to inform treatment strategies and health policies.

“Countries must commit to strengthening laboratory systems and generating reliable surveillance data, especially from underserved areas, to inform treatments and policies,” the report stated. “WHO calls on all countries to report high-quality data on AMR and antimicrobial use to GLASS by 2030.”

Source: Original article

A recent study from UC Irvine reveals how inulin fiber can reshape gut bacteria to metabolize harmful fructose, potentially protecting the liver from sugar damage.

A new study from the University of California, Irvine (UCI) has shed light on how dietary fiber, particularly inulin, plays a crucial role in protecting the body from the damaging effects of sugar. This research, conducted by the UCI School of Medicine, emphasizes the importance of gut health in metabolizing sugars effectively.

Inulin is a naturally occurring fiber found in various vegetables, including onions, garlic, and artichokes. According to lead researcher Cholsoon Jang, PhD, from UCI’s Nutrient Metabolism & Disease Lab, the study demonstrates that consuming inulin can significantly alter the composition of gut bacteria, enabling them to metabolize harmful fructose before it reaches the liver.

The findings, published in the journal Nature Metabolism, reveal a new dimension of fiber’s protective benefits, extending beyond digestion to how the body processes sugar at the molecular level. Jang noted, “We found that consuming a type of dietary fiber called inulin changes the bacteria in the gut to promote the consumption of harmful dietary fructose.”

Fructose, a common sugar found in fruits and many sweetened foods, can pose health risks when consumed in excess. The study found that when individuals consume fructose, the gut bacteria in the small intestine can metabolize it effectively, preventing it from overwhelming the liver. However, without sufficient fiber intake, excess fructose can “spill over,” leading to fat accumulation in the liver.

By introducing inulin into the diet, researchers discovered that gut bacteria could efficiently break down fructose early in the digestive process, thus averting potential metabolic damage. Remarkably, once these bacteria were “primed” by inulin, they were able to reverse signs of fatty liver disease, reducing fat accumulation and enhancing the liver’s natural antioxidant levels.

Jang emphasized the significance of these findings, stating that not all calories are created equal. The research provides valuable insights into how fiber can protect health from harmful nutrients like fructose. The study specifically focused on non-obese participants, highlighting that metabolic damage is not exclusive to those who are overweight. Even individuals who appear healthy may experience liver stress and insulin resistance if their gut microbes are not adequately equipped to handle excess fructose.

By identifying specific gut bacteria and metabolic pathways involved in this process, the researchers believe their findings could inform personalized nutrition strategies. Jang mentioned that future research will investigate whether other common fibers, beyond inulin, can elicit similar protective effects against sugar damage.

The implications of this research extend beyond academic interest. If certain fibers can effectively train gut microbes to neutralize sugar before it inflicts harm on the liver, this could pave the way for new treatments for conditions such as fatty liver disease, diabetes, obesity, and even cancer.

For now, the study underscores that dietary fiber not only aids in digestion but also serves as a defender of metabolic health. As Jang articulated, “For example, by checking how well someone’s gut bacteria clears fructose before the body absorbs it, we can choose the right prebiotic or probiotic supplement for that person to improve results and reduce side effects.”

This research highlights the critical role of dietary choices in maintaining metabolic health and suggests that increasing fiber intake could be a simple yet effective strategy for mitigating the adverse effects of high-sugar diets.

Source: Original article

Researchers have found a link between exposure to trichloroethylene (TCE), a common chemical, and an increased risk of Parkinson’s disease, according to a recent study.

A recent study published in the journal Neurology has revealed a connection between trichloroethylene (TCE), a widely used chemical in the United States, and an increased risk of Parkinson’s disease. Researchers from the Barrow Neurological Institute in Phoenix, Arizona, analyzed data from over 222,000 individuals recently diagnosed with Parkinson’s, alongside more than 1.1 million people without the disease.

TCE is a chlorinated solvent commonly employed for degreasing metal parts and in industrial cleaning processes. According to the Environmental Protection Agency (EPA), TCE is regulated under the Toxic Substances Control Act due to its potential health risks, which include liver and kidney cancers, non-Hodgkin’s lymphoma, and damage to the central nervous system, immune system, and reproductive organs. The chemical has also been linked to fetal heart defects.

Previous research has indicated that TCE can cross the blood-brain barrier when inhaled or ingested, potentially causing neuronal damage. In this latest study, the researchers specifically examined the relationship between ambient TCE exposure and Parkinson’s disease risk, particularly focusing on individuals living near facilities that emit TCE.

Dr. Brittany Krzyzanowski, Ph.D., an assistant professor of neurology at Barrow, stated, “We found a nationwide relationship between ambient TCE and Parkinson’s disease risk and some compelling patterns of high risk in individuals who live near certain facilities that emit TCE compared to those whose homes are farther away.”

The study identified the highest outdoor concentrations of TCE in the Rust Belt region of the U.S., as well as in several smaller areas across the country. Dr. Krzyzanowski expressed that while the association between TCE exposure and Parkinson’s disease risk is not new, this study is significant as it links ambient TCE levels in neighborhood air pollution to the risk of developing Parkinson’s disease on a national scale.

Despite these findings, the study’s observational nature means it does not definitively prove that TCE exposure causes Parkinson’s disease. Dr. Krzyzanowski noted that the research was limited to Medicare-aged individuals, which means the results may not apply to cases of early-onset Parkinson’s disease.

Dr. Aaron Ellenbogen, a neurologist and lead physician at the Parkinson’s Disease & Movement Disorders Center at the Michigan Institute for Neurological Disorders, acknowledged that the findings are consistent with previous research. He pointed out that the first documented case linking Parkinson’s disease to TCE exposure was published in 1969. Dr. Ellenbogen emphasized that TCE is used in various applications, including dry cleaning and industrial solvents.

While the exact mechanism by which TCE may contribute to Parkinson’s disease remains unclear, Dr. Ellenbogen suggested that it could involve a complex interplay between environmental exposure and genetic susceptibility. Dr. Guy Schwartz, co-director of the Parkinson’s and Movement Disorders Center at Stony Brook Medicine, highlighted that TCE is prevalent in everyday materials such as cleaning wipes, glue, and ink, as well as in the manufacturing of soap, paper, and plastics.

Dr. Schwartz cautioned that exposure to TCE, even in small amounts over extended periods, could trigger the biochemical processes leading to the premature death of neurons, a hallmark of Parkinson’s disease. He also noted that TCE is not the only risk factor to consider, suggesting that exposure to multiple neurotoxins may contribute to the onset of the disease.

Dr. Ellenbogen mentioned that avoiding TCE exposure can be challenging. He recommended using medical-grade air purifiers, filtering water, and avoiding plastic water bottles as potential measures to reduce risk. Dr. Krzyzanowski encouraged individuals to be aware of the previous studies linking TCE exposure to Parkinson’s disease and to investigate whether their communities are affected by TCE contamination. She suggested that community involvement in environmental advocacy and remediation efforts could be beneficial.

The study received support from the American Academy of Neurology and the Barrow Neurological Foundation. Fox News Digital reached out to several manufacturers of TCE for comment but did not receive a response.

Source: Original article

A recent study suggests that vitamin B3, taken in specific doses, may significantly reduce the risk of certain skin cancers in veterans over a long-term period.

A new study published in JAMA Dermatology indicates that vitamin B3, also known as nicotinamide, may play a crucial role in preventing skin cancer. The research highlights a notable decrease in the risk of basal cell carcinoma and squamous cell carcinoma among veterans who consumed this vitamin over a 25-year period.

The study analyzed health data from more than 33,000 veterans, utilizing records from the Veterans Affairs (VA) system spanning from 1999 to 2024. Participants who took nicotinamide at a dosage of 500 mg twice daily were compared with similar individuals who did not take the supplement. Matching criteria included age, sex, race, history of skin cancer, and exposure to other treatments.

Additionally, the researchers took into account whether participants had specific health conditions, such as a history of organ transplants or chronic lymphocytic leukemia. Among the study group, 12,287 patients received oral vitamin B3 for more than 30 days, while 21,479 patients did not take the vitamin.

The findings revealed that those who consumed vitamin B3 experienced a lower incidence of skin cancers overall. Specifically, the risk of developing basal cell carcinoma and squamous cell carcinoma was reduced by approximately 14% in individuals who took the supplement.

The study also examined the recurrence rates of skin cancer. It was noted that patients who began taking nicotinamide immediately following their first skin cancer diagnosis had a remarkable 54% reduced risk of the disease returning. However, this benefit was less pronounced in individuals diagnosed with multiple skin cancers.

For patients with organ transplants, the overall risk did not show significant differences unless they started taking vitamin B3 early, which appeared to lower the risk of squamous cell carcinoma.

The researchers concluded that their results indicate a decreased risk of skin cancer among patients treated with nicotinamide, with the most substantial effects observed when treatment was initiated after the first skin cancer diagnosis.

In a recent podcast episode from JAMA Dermatology, co-researcher Dr. Lee Wheless of Vanderbilt University Medical Center discussed the implications of these findings. He expressed a shift in his perspective regarding the use of nicotinamide for skin cancer prevention.

Dr. Wheless noted that he would not recommend immediate nicotinamide use for someone newly diagnosed with skin cancer. However, he acknowledged the importance of early intervention. “If a patient has developed that field cancerization already, I really question — is this going to be as effective as if we had started before?” he stated.

He emphasized the need for proactive measures, stating, “I think this really pushes me to say we need to start now and not wait for you to have that sixth, seventh or more skin cancer before we start doing something preventive.”

The study’s findings may encourage healthcare providers to consider vitamin B3 as a preventive measure against skin cancer, particularly for high-risk populations such as veterans.

As research continues to explore the benefits of nicotinamide, it may pave the way for new guidelines in skin cancer prevention and treatment strategies.

Source: Original article

New research indicates that specially formulated eye drops may provide an effective alternative to reading glasses for individuals experiencing age-related vision loss.

As individuals age, many encounter presbyopia, a condition characterized by age-related farsightedness that complicates close-up tasks such as reading. Traditionally, reading glasses have been the go-to solution for this common issue. However, recent research suggests that a new option may soon be available.

Scientists have discovered that specially formulated eye drops could potentially restore near vision for a significant number of patients, offering a non-surgical and glasses-free approach to managing age-related vision loss. This study, which involved 766 participants primarily in their mid-50s, was presented on September 14 at the 43rd Congress of the European Society of Cataract and Refractive Surgeons held in Denmark.

Instead of relying on glasses, researchers administered eye drops containing pilocarpine, a medication that aids in adjusting the eye’s focus, combined with diclofenac, a mild anti-inflammatory intended to enhance patient comfort during treatment. Dr. Giovanna Benozzi, the director of the Center for Advanced Research for Presbyopia in Buenos Aires, Argentina, emphasized the importance of this research, citing a significant unmet medical need in managing presbyopia.

“Current solutions, such as reading glasses or surgical interventions, have limitations, including inconvenience, social discomfort, and potential risks or complications,” Dr. Benozzi stated in a press release.

Participants in the study were instructed to apply the eye drops twice daily—once in the morning and again approximately six hours later, with the option of a third dose if necessary. Their near vision was assessed using small-print eye charts over a two-year period.

Remarkably, within an hour of the initial dose, patients demonstrated a notable improvement in their ability to read lines on the near-vision chart. In the lowest concentration of the drops, nearly all participants could read at least two additional lines, while those using stronger formulations were able to read three or more lines. After one year of consistent use, over 80% of patients continued to experience improved near vision without the need for glasses, with many enjoying these benefits for well over a year.

Side effects reported were relatively minor. Approximately one-third of participants experienced brief dimming of vision, while a smaller group noted mild irritation or headaches. Importantly, none of the patients discontinued the use of the drops due to these temporary and manageable side effects.

Dr. Benozzi clarified that while this treatment is not intended to replace surgical options for those seeking a permanent solution, it does offer a non-invasive alternative that could alleviate the need for constant reliance on reading glasses. “This gives patients flexibility and could spare many from having to constantly reach for their reading glasses,” she added.

Despite the promising results, experts caution that further research is necessary before these eye drops can be widely adopted. The study was conducted at a single center, raising questions about the generalizability of the findings across diverse populations.

While pilocarpine has been utilized in various eye treatments for decades, concerns remain regarding the long-term daily use of the drops. Potential side effects, such as diminished night vision or, in rare instances, more serious retinal complications, warrant careful consideration. Additionally, extended use of diclofenac may pose risks to the ocular surface, an area that requires further investigation.

External researchers acknowledge the encouraging nature of the findings but emphasize the need for larger, multi-center clinical trials with extended follow-up periods to validate the results.

Source: Original article

A dangerous drug-resistant bacteria known as NDM-CRE is rapidly spreading across the U.S., posing significant treatment challenges and increasing the risk of severe illness and death.

A concerning rise in drug-resistant bacterial infections is currently being observed in the United States, with the Centers for Disease Control and Prevention (CDC) issuing warnings about the escalating threat posed by NDM-producing carbapenem-resistant Enterobacterales (NDM-CRE). This particular strain of bacteria is known for its resistance to most antibiotics, making it increasingly difficult for healthcare professionals to treat infections effectively.

The CDC’s laboratory tests indicate a dramatic increase in NDM-CRE infections, which are part of a larger group known as carbapenem-resistant Enterobacterales (CRE). These bacteria have shown a troubling ability to withstand some of the most potent antibiotics available today. The term “NDM” refers to an enzyme called New Delhi metallo-beta-lactamase, which contributes to this resistance.

In 2020, NDM-CRE was responsible for approximately 12,700 infections and 1,100 deaths in the U.S. The current surge in cases could lead to even higher numbers, as the CDC reports that NDM-CRE infections have increased by more than 460% between 2019 and 2023. These infections can manifest in various forms, including urinary tract infections, pneumonia, bloodstream infections, and wound infections. Due to their antibiotic resistance, NDM-CRE infections are notoriously difficult to treat and can sometimes be fatal.

One of the challenges in addressing NDM-CRE infections is their potential for misdiagnosis or oversight. The CDC notes that these infections have not been common in the U.S., which may lead healthcare providers to overlook them in their diagnoses. Danielle Rankin, an epidemiologist in the CDC’s Division of Healthcare Quality Promotion, emphasized the seriousness of the situation. “This sharp rise in NDM-CRE means we face a growing threat that limits our ability to treat some of the most serious bacterial infections,” she stated in a press release. “Selecting the right treatment has never been more complicated, so it is vitally important that healthcare providers have access to testing to help them select the proper targeted therapies.”

Dr. Marc Siegel, a senior medical analyst for Fox News, described the trend as “very concerning,” highlighting the high risk of severe illness or death associated with these infections. He attributed part of the problem to the overuse of antibiotics, which contributes to the global trend of increasing antibiotic resistance. “It’s partly due to overuse of antibiotics, and part of a worldwide trend that breeds more and more resistance,” he explained.

Treatment options for carbapenem-resistant infections include novel antibiotics such as ceftazidime-avibactam, meropenem-vaborbactam, plazomicin, and eravacycline. However, Dr. Siegel noted a significant issue: the lack of sufficient antibiotics available for treatment due to profitability concerns in the pharmaceutical industry.

Infectious disease expert David Perlin, Ph.D., who serves as the chief scientific officer and executive vice president at the Hackensack Meridian Center for Discovery and Innovation in New Jersey, expressed his concerns about the current state of drug resistance in America. Although he was not involved in the CDC’s study, he shared his insights with Fox News Digital. “This is one of the many drug resistance concerns right now for Americans — especially since we are seeing that surveillance is not keeping up with the evolution of the pathogens,” he remarked. “We can certainly do better, once we realize the stakes here.”

Perlin confirmed that NDM-CRE infections are serious and can be life-threatening. “They’re constantly adapting to their environment and can acquire a range of drug resistance mechanisms that make them difficult to treat,” he noted. He also pointed out that some strains carry special carbapenemase genes, which enable them to resist treatment with the most common class of antibiotics. This characteristic makes them particularly dangerous for patients with compromised immune systems.

To combat the threat posed by NDM-CRE, Perlin recommends that patients remain proactive in discussing any persistent infections with their healthcare providers. “Healthcare providers can, and must, do better to provide testing closer to the point of care, especially in emergency departments, so these infections can be identified rapidly for effective treatment and infection control,” he advised. He cautioned that these infections can spread easily in hospital, nursing home, and community settings.

Dr. Siegel echoed the importance of early diagnosis and sanitation in healthcare settings, particularly for immunocompromised patients, where the risk of rapid spread is heightened. “The key is sanitizing settings and early diagnosis,” he stated.

The alarming rise in NDM-CRE infections underscores the urgent need for improved surveillance, testing, and treatment options to combat this growing public health threat.

Source: Original article

The cancer medication leucovorin shows promise as a therapy for autism spectrum disorder, potentially enhancing communication skills in children, according to federal health officials.

Federal health officials recently highlighted the potential of leucovorin, a cancer medication, to serve as a therapy for autism spectrum disorder (ASD). During a press conference on autism-related topics, FDA Commissioner Marty Makary, National Institutes of Health (NIH) Director Jay Bhattacharya, and Centers for Medicare and Medicaid Services Administrator Mehmet Oz discussed research indicating that leucovorin may improve communication skills in some children with autism.

The U.S. Food and Drug Administration (FDA) is preparing to approve leucovorin as a treatment for speech-related deficits associated with ASD. This approval will involve updating the drug’s label to include treatment for cerebral folate deficiency, a condition linked to autism. Following this label update, state Medicaid programs will be able to cover leucovorin for autism treatment, as stated in a press release from the Department of Health and Human Services (HHS).

The NIH is also set to initiate new research initiatives aimed at examining the safety and effectiveness of leucovorin for children with autism. Preliminary studies suggest that the drug could help some non-verbal children develop the ability to speak.

Leucovorin, a prescription vitamin, is primarily used to treat cancer and anemia. It functions similarly to folic acid, aiding in the restoration of folate levels in patients who struggle to absorb or utilize it effectively. Katy Dubinsky, a New York pharmacist and CEO of Vitalize, a private supplement company, explained that leucovorin is FDA-approved to mitigate the toxic effects of high-dose methotrexate in cancer treatment and to prevent or treat certain types of anemia caused by folate deficiency.

While leucovorin is not currently prescribed for autism, some families have reported significant improvements in their children’s communication skills through its off-label use. Dr. Richard E. Frye, a behavioral child neurologist in Arizona, has conducted research on the drug as part of his exploration of experimental treatments for children with ASD. He noted that leucovorin is a special form of vitamin B9 that is water-soluble and does not accumulate in the body.

Dr. Frye emphasized that folates have been deemed safe for long-term use, which is why they are supplemented in food. He pointed out that the primary benefit of leucovorin for children with autism is its potential to enhance language skills, although it may also improve social functioning, reduce repetitive behaviors, and strengthen attention skills. “We do find that leucovorin helps a substantial number of children with autism,” he said, adding that language improvement is the most measurable outcome in clinical trials.

Dr. Marc Siegel, a clinical professor of medicine at NYU Langone Health and Fox News’ senior medical analyst, also discussed the drug’s positive effects. He explained that central folate deficiency, characterized by a lack of folate in the brain, can disrupt neurological function. Research has shown that a significant percentage of children with ASD have antibodies against folic receptor alpha in the brain. Leucovorin is converted to folate in the brain through a different pathway, which may explain its beneficial effects.

Although small studies have indicated that leucovorin can improve neurological function and communication skills in children with ASD, experts agree that larger studies are necessary to confirm these findings. The long history of leucovorin’s use in cancer treatment helps mitigate associated risks, according to Dr. Frye. “One of the advantages of using leucovorin is that it’s been used for decades to protect the body from the effects of chemotherapy, so we know what dose to use and any side effects it may produce,” he stated.

However, Dr. Frye cautioned that some children may experience hyperactivity or may not respond to leucovorin, necessitating alternative treatments. He stressed the importance of consulting with a medical professional when considering leucovorin for autism treatment. “Leucovorin is given at much higher doses than regular vitamins, so it’s very important to work with a doctor knowledgeable in how to prescribe it,” he advised.

While leucovorin is available at pharmacies, Dr. Frye noted that some children may require a compounded form due to sensitivities to certain additives in commercial products. He expressed hope that the FDA will approve leucovorin for autism, allowing it to be widely prescribed as one of the first treatments following diagnosis.

Dubinsky concurred, stating that physicians may prescribe the “widely used and well-tolerated drug” for autism treatment based on clinical judgment and emerging evidence. She emphasized that FDA approval would lend stronger medical backing, transforming leucovorin from an off-label option into a recognized treatment. This could lead to insurance coverage, standardized dosing guidelines, and greater acceptance within the medical community.

Dr. Siegel added that leucovorin is a “safe drug” and should be considered for broader use based on recent research findings. However, Dr. Frye cautioned that there is “no magic bullet” for autism, noting that many children benefit from a combination of treatments. “It is unlikely that leucovorin will be used alone — it must be used with behavioral and speech therapy,” he said, adding that leucovorin could enhance outcomes for these therapies.

Dr. Andy Shih, chief science officer of Autism Speaks, highlighted the individuality of each child’s experience with autism. He noted that while some small studies have explored leucovorin as a potential treatment, larger controlled clinical trials are essential to determine its efficacy and safety. He urged families to consult with their doctors before considering off-label treatments.

Dubinsky concluded that if larger studies confirm leucovorin’s effectiveness, it could become a more accessible treatment option for children with autism who may benefit from it.

Source: Original article

New research indicates that being underweight may pose a greater mortality risk than being overweight, challenging traditional views on body mass index (BMI) and health.

A significant new study from Aarhus University Hospital in Denmark has revealed that individuals who are underweight face a higher risk of death compared to those who are overweight or moderately obese. The research, which followed over 85,000 adults, suggests that the long-held assumptions surrounding body mass index (BMI) and health may need reevaluation.

According to the findings, people categorized as underweight were nearly three times more likely to die during the study period than those at the upper end of the normal BMI range. Even participants within the “healthy” BMI range but on the lower end exhibited an increased risk of early mortality.

In contrast, those who were overweight or moderately obese did not show higher death rates when compared to individuals with BMIs in the upper-normal range. This challenges the traditional view that excess weight is inherently dangerous, suggesting that being “fat but fit” may be a more accurate reflection of health than previously thought.

The researchers presented their findings at the annual meeting of the European Association for the Study of Diabetes (EASD) held in Vienna last week. The study highlights the importance of body fat distribution and underlying health conditions in determining overall health outcomes.

Dr. Sigrid Bjerge Gribsholt, the lead researcher, emphasized that both underweight and obesity represent significant global health challenges. Obesity is known to disrupt metabolic processes, weaken the immune system, and increase the risk of various diseases, including Type 2 diabetes, cardiovascular diseases, and several types of cancer. Conversely, being underweight is often associated with malnutrition, weakened immunity, and nutrient deficiencies.

Jens Meldgaard Bruun, another researcher involved in the study, pointed out that visceral fat—fat stored deep within the abdomen—can have detrimental effects on metabolic health. He explained that individuals with the same BMI can have vastly different health outcomes based on where their body fat is distributed. For instance, someone with a BMI of 35 who carries excess fat around their abdomen may be at risk for conditions like Type 2 diabetes or high blood pressure, while another person with the same BMI but with fat distributed around their hips and thighs may be healthier.

Bruun noted that treatment for obesity should be personalized, taking into account these factors and other health conditions when determining target weight. This approach could lead to more effective management of obesity and its associated health risks.

Dr. Akshaya Srikanth Bhagavathula, an epidemiologist at North Dakota State University who was not involved in the research, commented on the implications of the findings. He stated that they support other recent studies while challenging existing medical guidelines that assume health risks increase steadily with BMI. Bhagavathula explained that higher death rates in individuals with lower BMIs may stem from underlying illnesses that cause weight loss, making low weight appear more dangerous than it truly is.

He added that obesity often precedes serious health issues, according to the World Health Organization. In older adults, age-related muscle loss can increase vulnerability to falls and infections, while mild excess weight may provide a protective effect by serving as an energy reserve during illness. The healthy and active lifestyle in Denmark, characterized by widespread cycling, may also contribute to this protective effect.

Bhagavathula emphasized the need to consider BMI alongside other health measures, such as waist-to-height ratios, muscle mass, cholesterol levels, and blood sugar levels, as well as factors like sex and ethnicity. He argued that current health messaging often places excessive focus on weight loss, leading to shame and unnecessary medical interventions for individuals who are overweight but maintain normal bodily functions.

In light of these findings, Bhagavathula advocates for a shift in health messaging towards a nutrition-focused approach that emphasizes how the body processes food, alongside promoting physical activity and balanced eating, rather than relying solely on BMI as an indicator of health.

This research underscores the complexity of the relationship between body weight, health, and mortality, suggesting that a more nuanced understanding is necessary for effective public health strategies.

Source: Original article

Vaccination is the most effective method for preventing hepatitis B, a serious liver infection that can lead to acute or chronic complications.

Medical experts emphasize that vaccination is the best prevention method for hepatitis B, a liver infection that can manifest in both acute and chronic forms. This viral infection has no cure and may result in a range of serious complications.

The U.S. Department of Health and Human Services (HHS) Secretary Robert F. Kennedy Jr. and his advisory group are scheduled to meet this week to discuss and vote on various vaccine recommendations, including those for hepatitis B, COVID-19, and measles, mumps, and rubella.

Hepatitis B is recognized as a significant viral infection that causes inflammation in the liver and is the most prevalent liver infection globally, according to the Cleveland Clinic. The World Health Organization estimates that approximately 254 million people worldwide are currently living with this infection.

The infection can present as acute hepatitis B, which is typically brief, or as chronic hepatitis B, which can lead to severe complications such as cirrhosis (scarring of the liver) and liver failure. The virus is transmitted through exposure to infected bodily fluids, including blood, saliva, and other secretions. Common routes of transmission include unprotected sexual contact, sharing needles or syringes, and the use of contaminated medical instruments. Additionally, a pregnant woman can pass the virus to her newborn during childbirth, as noted by the Mayo Clinic.

While anyone can contract hepatitis B, certain individuals are at a higher risk. This includes those with sexually transmitted infections, individuals undergoing immunosuppressive treatments (such as chemotherapy), patients receiving dialysis, and those with other liver diseases.

Although the viral infection does not always present symptoms, some common signs include abdominal pain, fatigue, fever, joint pain, loss of appetite, nausea, vomiting, and weakness. Other symptoms indicative of liver disease may include dark-colored urine, light or clay-colored stool, jaundice (yellowing of the skin and eyes), and swelling due to fluid accumulation in the abdomen, arms, and legs.

A person remains contagious as long as the virus is active in their body. Acute hepatitis B can last for up to six months, while individuals with active chronic hepatitis B can remain contagious indefinitely. In contrast, those with inactive chronic hepatitis B have a lower risk of transmission.

Both acute and chronic forms of hepatitis B can lead to various complications, including acute and chronic liver failure, cirrhosis, hepatitis D, and liver cancer, according to health experts.

Diagnosis of hepatitis B typically involves blood tests, imaging tests such as elastography of the liver tissue, or a liver biopsy. Blood tests can determine whether the virus is active or inactive.

While there is no cure for hepatitis B, certain antiviral medications can help make the virus inactive. In chronic cases, these medications must be taken indefinitely. If the infection progresses to cancer, surgical options may include removing part of the liver or, in severe cases, a liver transplant.

Vaccination remains the most effective way to prevent hepatitis B infection. The Centers for Disease Control and Prevention (CDC) recommends hepatitis B vaccination for all infants, children under 19, adults aged 19 to 59, and individuals over 60 who have risk factors. Various hepatitis B vaccines are available, each requiring different dosing schedules.

The Cleveland Clinic advises individuals with hepatitis B to avoid alcohol, maintain a healthy diet, protect themselves from other liver infections, and seek support as needed. They note, “If tests show you have hepatitis B, you may wonder how the disease will change your life. You may worry about spreading the virus to others. The good news is there are medications that keep chronic hepatitis B from spreading. And there are steps you can take to protect your overall health and protect others.”

Source: Original article

Adults who consume cannabis are nearly four times more likely to develop type 2 diabetes than non-users, according to a new study analyzing medical records across the U.S. and Europe.

A recent study reveals that adults who use cannabis are at a significantly higher risk of developing type 2 diabetes compared to those who do not partake in the substance. Researchers, led by Dr. Ibrahim Kamel from the Boston Medical Center in Massachusetts, conducted an extensive analysis of medical records from 54 healthcare organizations across the United States and Europe using the TriNetX Research Network.

The study examined approximately 96,800 individuals with cannabis-related diagnoses, ranging from casual users to those with dependency issues. This group was compared to more than 4.16 million individuals who had no recorded history of drug use or chronic illness.

Over a five-year period, the findings indicated that 2.2% of cannabis users developed type 2 diabetes, in stark contrast to just 0.6% of non-users. Even after adjusting for various health risks, including high blood pressure, cholesterol levels, heart disease, and the use of other substances like alcohol or cocaine, marijuana users still exhibited a heightened risk of diabetes.

Experts suggest that the increased risk may be linked to the effects of marijuana on appetite, metabolism, and insulin resistance. Cannabis use is frequently associated with poor dietary habits, which could contribute to elevated blood sugar levels over time.

As marijuana becomes increasingly legalized and socially accepted, it is often viewed as a safer alternative to alcohol or tobacco. However, the research highlights that the long-term health risks associated with cannabis use may be more severe than many people realize.

“As cannabis becomes more widely available and socially accepted and legalized in various jurisdictions, it is essential to understand its potential health risks,” Kamel stated in a press release.

While the study provides valuable insights, the researchers acknowledged certain limitations. The retrospective design of the study means it examined existing patient records rather than tracking new cases over time, making it challenging to establish a direct causal relationship between marijuana use and diabetes.

Moreover, the risk levels may vary significantly between occasional users and those who consume cannabis daily. The researchers also noted the potential for bias, as the study relied on self-reported cannabis use, which could be inaccurate, especially in regions where marijuana use is illegal. Additionally, the study did not quantify the amount of cannabis used by participants.

Given these findings, physicians may need to engage in discussions with patients about their cannabis use to better assess their overall diabetes risk and determine whether metabolic monitoring is necessary. Kamel emphasized the importance of integrating diabetes risk awareness into treatment and counseling for substance-use disorders.

“These new insights from reliable, real-world evidence highlight the importance of integrating diabetes risk awareness into substance-use disorder treatment and counseling,” he added.

Fox News Digital reached out to various cannabis industry organizations for comment regarding the study’s findings.

Source: Original article

Scientists have developed a non-invasive MRI technique that measures brain iron levels, potentially identifying individuals at higher risk for Alzheimer’s disease years before symptoms manifest.

Researchers at Johns Hopkins University have unveiled a novel MRI technique that may serve as an early warning system for Alzheimer’s disease by measuring iron levels in the brain. This non-invasive method, known as quantitative susceptibility mapping (QSM), could help identify patients at a heightened risk of developing the disease long before any cognitive symptoms appear.

High levels of iron in the brain have been linked to increased brain toxins and neurodegeneration, which can lead to cognitive decline. This is particularly concerning when iron interacts with the abnormal amyloid and tau proteins, which are characteristic of Alzheimer’s pathology. The findings suggest that monitoring brain iron levels could provide crucial insights into an individual’s risk of developing mild cognitive impairment (MCI), a common precursor to Alzheimer’s dementia.

“QSM is an advanced MRI technique developed over the last decade to measure tissue magnetic susceptibility with good precision,” said Xu Li, the study’s senior author and an associate professor of radiology at Johns Hopkins University. “QSM can detect small differences in iron levels across different brain regions, providing a reliable and non-invasive way to map and quantify iron in patients, which is not possible with conventional MR approaches.”

In comparison to traditional imaging methods for Alzheimer’s diagnosis, such as PET scans, QSM MRI is not only non-invasive but also more affordable. This affordability could enhance accessibility for patients and healthcare providers alike, potentially allowing for earlier interventions.

The study, published in the journal *Radiology*, involved 158 cognitively unimpaired participants from a previous research project. After a follow-up period of seven and a half years, the researchers found that elevated iron levels in two critical brain regions were associated with a significantly higher risk of MCI. These regions, the entorhinal cortex and putamen, are closely linked to memory and learning.

“The key takeaway of our study is that higher brain iron levels, especially in some critical brain regions related to memory and learning, are linked to a two to four times higher risk of developing MCI and faster cognitive decline,” Li explained. “Such brain iron changes may be measured years before memory loss, when the participants are still cognitively normal.”

Li emphasized the importance of these findings, noting that the risk of cognitive impairment is even greater in individuals with elevated levels of amyloid pathologies. However, he acknowledged some limitations in the study, particularly the demographic composition of the participant group, which primarily consisted of White, highly educated individuals with a strong family history of Alzheimer’s disease.

If future studies with larger and more diverse populations confirm these results, it could pave the way for broader applications of QSM in clinical settings, particularly for patients at increased risk of dementia. “I think we should be hopeful,” Li said. “We can use this kind of tool to help identify patients at higher risk of developing Alzheimer’s disease and potentially guide early interventions as new treatments become available.”

Li also mentioned that while brain iron is associated with neurodegeneration, it plays an essential role in cognitive health and neurodevelopment, especially in younger individuals. Although iron chelation therapies aimed at reducing iron levels in the brain are currently being explored for Alzheimer’s treatment, their efficacy remains unclear, necessitating further research.

The researchers aim to enhance the standardization, speed, and accessibility of QSM technology in clinical practice, which could ultimately benefit many individuals at risk for Alzheimer’s disease.

Source: Original article

Cardiothoracic surgeon Dr. Jeremy London emphasizes the importance of a balanced diet for heart health, advocating for the 80/20 approach that prioritizes whole foods while limiting processed items and alcohol.

Heart disease remains the leading cause of death in the United States, accounting for one in five fatalities, according to the U.S. Centers for Disease Control and Prevention (CDC). As various lifestyle factors contribute to declining heart health, nutrition plays a crucial role, experts assert.

In a recent interview with Fox News Digital, cardiothoracic surgeon Dr. Jeremy London discussed the significance of nutrition in maintaining heart health. He noted that dietary choices can be a sensitive subject, as different diets may yield varying results for individuals.

Dr. London, based in Savannah, Georgia, advocates for a focus on general dietary guidelines, particularly emphasizing the consumption of whole foods while avoiding processed items. He believes that achieving a balance in nutrition is essential for heart health. “If I can eat whole foods 80% of the time, that’s a win for me,” he stated. “And I think that’s reasonable.”

Hydration is another critical aspect of heart health, according to Dr. London. He recommends increasing water intake while limiting alcohol consumption. “That being said, your body, your rules, as long as you know the facts,” he remarked. “Alcohol is a personal choice, but it’s really toxic to every cell in the body.”

Dr. London advises individuals to be mindful of their food choices, encouraging a focus on whole foods while considering the potential benefits of reducing or eliminating alcohol. This advice is particularly relevant for those with heart-related conditions, such as high cholesterol, who should limit their intake of saturated fats.

While eggs have historically been associated with high cholesterol, recent research suggests they can be a heart-healthy option. Dr. London described eggs as a “wonderful nutritional source,” but he emphasized the importance of moderation. “The dietary portion of the endogenous cholesterol (produced naturally inside the body) is maybe not as important as we had thought previously,” he explained. “There are people who are ‘hyper responders’ and should avoid those situations, but [otherwise], eggs in moderation are a great source of protein and certain vitamins and minerals that you can’t get elsewhere.”

For individuals with high cholesterol or other heart conditions, Dr. London recommends limiting refined flours and sugars, noting a direct correlation between blood glucose and triglyceride levels. He also highlighted the role of exercise in achieving better health outcomes.

The 80/20 diet approach, which encourages healthy eating 80% of the time while allowing for some indulgences, has gained support from health experts. A recent article reviewed by WebMD noted that this balanced approach can provide “more freedom” with the remaining 20% of dietary choices. The article states that this method can influence weight management, especially when it helps individuals reduce their intake of unhealthy foods and monitor their calorie consumption.

The U.S. Department of Agriculture’s dietary guidelines recommend filling half of your plate with fruits and vegetables, opting for whole grains, varying sources of lean protein, and including low-fat or fat-free dairy. Additionally, they advise limiting sugars, sodium, and saturated fats.

Individuals with specific health conditions, such as diabetes, are encouraged to consult their healthcare provider before adopting the 80/20 eating plan.

Source: Original article

A recent study suggests that sucralose, a common artificial sweetener, may diminish the effectiveness of cancer treatments, although supplementation could help mitigate these negative effects.

A new study has raised concerns about the impact of sucralose, a widely used artificial sweetener, on the effectiveness of cancer treatments. Researchers from the University of Pittsburgh and UPMC Hillman Cancer Center found that sucralose could interfere with immunotherapy in cancer patients.

The study involved 132 patients diagnosed with melanoma, a particularly aggressive form of skin cancer, and non-small cell lung cancer, the most prevalent type of lung cancer. All participants were undergoing treatment with anti-PD1 immunotherapy, either alone or in combination with chemotherapy. They completed dietary questionnaires that assessed their consumption of artificial sweeteners.

Findings indicated that patients who consumed high amounts of sucralose experienced a “worse response” to immunotherapy and had “poorer survival” rates compared to those who consumed lower levels of the sweetener. Senior author Diwakar Davar, an associate professor of medicine at the University of Pittsburgh and a medical oncologist at UPMC Hillman Cancer Center, noted, “We found that sucralose impeded the effectiveness of immunotherapies across a range of cancer types, stages, and treatment modalities.”

Published in the journal Cancer Discovery, the research highlights the potential implications of dietary choices on cancer treatment outcomes. The study’s authors suggest that there may be a need for targeted nutrient supplementation, such as prebiotics, for patients who consume high levels of sucralose.

Interestingly, the researchers also discovered that supplementation with the amino acid arginine could counteract the adverse effects of sucralose and enhance the effectiveness of immunotherapy. This was demonstrated in a separate study involving mice, where arginine supplementation improved immunotherapy outcomes.

Lead author Abby Overacre, an assistant professor in the Department of Immunology at the University of Pittsburgh and UPMC Hillman Cancer Center, emphasized the challenges faced by cancer patients regarding dietary changes. “It’s easy to say, ‘Stop drinking diet soda,’ but when patients are being treated for cancer, they are already dealing with enough, so asking them to drastically alter their diet may not be realistic,” she stated. “We need to meet patients where they are. That’s why it’s so exciting that arginine supplementation could be a simple approach to counteract the negative effects of sucralose on immunotherapy.”

The study found that sucralose altered the gut microbiome in a way that reduced levels of arginine, an amino acid crucial for T-cell function, which is vital for the effectiveness of immunotherapy drugs. Overacre explained, “When arginine levels were depleted due to sucralose-driven shifts in the microbiome, T cells couldn’t function properly. As a result, immunotherapy wasn’t as effective in mice that were fed sucralose.”

Looking ahead, the researchers plan to initiate a clinical trial to investigate the effects of arginine supplementation in human cancer patients. They also aim to explore how other sugar substitutes may impact the effectiveness of immunotherapy.

The study received support from the National Institutes of Health, the Damon Runyon Cancer Research Foundation, and Gateway for Cancer Research.

In response to the study, Carla Saunders, president of the Calorie Control Council, emphasized the importance of consulting healthcare professionals for guidance. “For people undergoing cancer treatment, all guidance should come from their healthcare team,” she stated. She also noted that the study has limitations, including its reliance on animal research and a small observational study in humans that utilized self-reported dietary data, which can be prone to inaccuracies. “While continued research is critical, scientific regulatory authorities worldwide, including the FDA, have repeatedly confirmed sucralose’s safety for decades,” she added.

As research continues, the implications of dietary choices on cancer treatment remain an important area of investigation.

Source: Original article

A recent study indicates that azelastine nasal spray can significantly reduce the risk of COVID-19 infection, offering a promising preventive measure against the virus.

A new study conducted by researchers at Saarland University in Germany has revealed that a nasal spray, azelastine, can substantially lower the risk of COVID-19 infection. The phase 2 clinical trial, published in JAMA Internal Medicine, demonstrated that the spray reduced infection rates from 6.7% in the placebo group to just 2.2% among participants using the nasal spray.

The study took place from March 2023 to July 2024 at Saarland University Hospital and involved 450 healthy adult participants. These individuals were randomly assigned to receive either the azelastine nasal spray or a placebo, administered three times daily over a 56-day period. To monitor infection rates, researchers conducted SARS-CoV-2 rapid antigen tests twice a week. Participants exhibiting symptoms but testing negative on antigen tests underwent multiple PCR tests for respiratory viruses.

Among the 227 participants who received the azelastine nasal spray, the results were promising. The confirmed COVID-19 infection rate was significantly lower at 2.2%, compared to 6.7% in the placebo group. The researchers also noted that the nasal spray extended the time before participants contracted the virus. Those using azelastine experienced fewer PCR-confirmed symptomatic infections and a reduced incidence of rhinovirus infections, which are commonly associated with the common cold.

“In this single-center trial, azelastine nasal spray was associated with reduced risk of SARS-CoV-2 respiratory infections,” the researchers stated in their findings.

Azelastine has been available over the counter as a treatment for hay fever and has previously been suggested to possess antiviral properties against COVID-19 and other respiratory viruses. Professor Robert Bals, the lead researcher and director of the Department of Internal Medicine at Saarland University Medical Center, emphasized the significance of the trial’s findings in a real-world context.

“Azelastine nasal spray could provide an additional, easily accessible prophylactic to complement existing protective measures, especially for vulnerable groups, during periods of high infection rates or before traveling,” he said.

The researchers highlighted the importance of conducting larger, multicenter trials to further investigate the efficacy of azelastine nasal spray as an on-demand preventive treatment. They also aim to explore its potential effectiveness against other respiratory pathogens.

As the world continues to navigate the challenges posed by COVID-19, this research offers a hopeful perspective on additional preventive measures that could help mitigate the virus’s spread.

Source: Original article

Two people have died from Vibrio vulnificus infections linked to contaminated Louisiana oysters, raising the total death toll to eleven across Louisiana and Florida.

Health officials have confirmed that two individuals died after consuming oysters contaminated with the flesh-eating bacterium Vibrio vulnificus. The cases were traced back to Louisiana-harvested oysters served in restaurants in both Louisiana and Florida. This outbreak has now resulted in a total of six deaths in Louisiana and five in Florida, according to the respective health departments of both states.

The Louisiana Department of Health issued a statement on July 31, urging residents to take precautions against vibriosis, the infection caused by Vibrio vulnificus. This bacterium is part of a broader group of Vibrio bacteria, which are typically found in coastal waters, as noted by the Centers for Disease Control and Prevention (CDC).

Dr. Andrew Handel, a pediatric infectious diseases specialist at Stony Brook Children’s Hospital in New York, explained that Vibrio has the potential to cause severe infections, including invasive soft tissue infections, commonly referred to as “necrotizing fasciitis” or “flesh-eating bacteria,” as well as bloodstream infections.

According to the CDC, most cases of vibriosis occur after individuals consume raw or undercooked shellfish, particularly oysters. In some instances, the bacteria can also enter the body through open wounds while swimming in contaminated waters.

Prior to the recent fatalities, health officials reported 17 cases of Vibrio vulnificus among Louisiana residents in 2025. All patients were hospitalized, and four of those cases resulted in death. Over the last decade, Louisiana has averaged seven reported cases of Vibrio vulnificus annually, with one death each year.

Jennifer Armentor, the molluscan shellfish program administrator at the Louisiana Department of Health, expressed concern about the current outbreak, stating, “It’s just prolific right now,” during a meeting with the Louisiana Oyster Task Force at the New Orleans Lakefront Airport.

Symptoms of vibriosis can vary depending on the type of infection. Dr. Handel previously noted that skin infections can escalate rapidly and become life-threatening. While healthy individuals typically experience mild symptoms, those who are immunocompromised or have chronic liver disease face heightened health risks.

If Vibrio vulnificus enters the bloodstream, it can lead to severe illness characterized by fever, chills, septic shock, and blistering skin lesions, according to Florida Health. Approximately half of these bloodstream infections can be fatal.

Severe cases may result in necrotizing fasciitis, where the tissue surrounding an open wound dies. Health officials diagnose the bacterial infection by testing cultures obtained from stool, wounds, or blood.

For mild infections, the CDC recommends increasing fluid intake to prevent dehydration. Those with severe or prolonged infections should receive antibiotics to improve survival rates. In cases of infected wounds, surgical intervention may be necessary to remove dead tissue.

According to the CDC, about one in five individuals infected with Vibrio vulnificus will die, sometimes within a day or two of the onset of illness. Dr. Handel advises, “To prevent Vibrio food poisoning, avoid eating raw shellfish, especially if you are immunocompromised or have chronic liver disease.”

He added that while Vibrio infections are rare, they should not be a major cause for alarm. “If you do eat shellfish, ensure it has not been sitting out for a long time and comes from a hygienic source,” he cautioned.

As health officials continue to monitor the situation, the public is urged to remain vigilant and informed about the risks associated with consuming raw or undercooked shellfish.

Source: Original article

New research reveals that walking approximately 7,000 steps a day can significantly reduce the risk of various health issues, challenging the long-held belief that 10,000 daily steps are essential for optimal health benefits.

For years, 10,000 daily steps have been the benchmark for achieving health and wellness, but recent research suggests that 7,000 steps may be just as beneficial. A study published in The Lancet Public Health journal highlights that those who reach this number are less likely to suffer from a range of health issues, including dementia, heart disease, depression, type 2 diabetes, and cancer.

The research indicates substantial health benefits, with a 6 percent reduction in cancer risk and a 38 percent decrease in the risk of developing dementia. Achieving 7,000 steps each day also correlates with a 28 percent reduced risk of falls, a significant concern among older adults. Dr. Daniel Bailey from Brunel University of London, who was not part of the research team, stated that these findings challenge the commonly held belief in the necessity of 10,000 steps per day for optimal health.

Walking is already recognized for its advantages in heart health, as it can elevate heart rate, improve circulation, lower blood pressure, and assist with weight management. The study, however, is the first to link step count directly with the risk reduction of multiple significant health conditions.

Data from over 160,000 participants in 31 different studies were scrutinized for this research. Results show that even moderate increases in physical activity, like reaching approximately 4,000 steps daily, improve health outcomes compared to a sedentary lifestyle, which may average around 2,000 steps per day. An increase to 7,000 steps appears to further enhance these benefits, although the advantages tend to plateau beyond this point.

Dr. Bailey emphasized that modest increases in physical activity, such as an additional 1,000 steps per day, can yield health benefits. Despite some uncertainties regarding the specifics of cancer and dementia benefits due to limited data sources, the study’s findings are promising, particularly for individuals who currently have low levels of physical activity. For many, setting a goal of 7,000 steps per day may prove more attainable than the unofficial standard of 10,000 steps.

Professor Steven Harridge from King’s College London, who also wasn’t involved in the study, noted that while step counts provide a general measure of activity, they do not account for exercise intensity. Nonetheless, he commended the study for contributing to the understanding that increased physical activity is crucial for maintaining both physical and mental well-being.

Health professionals typically advise that adults engage in at least 150 minutes of moderate exercise, such as brisk walking or cycling, weekly or 75 minutes of vigorous exercise weekly. The findings of this study support these guidelines and underscore the importance of encouraging greater physical activity.

As sedentary lifestyles become increasingly prevalent, such research underlines the necessity of integrating more walking into daily routines. It offers a practical and achievable target for those seeking to improve their health and quality of life.

Transplant surgeons from USF Health and Tampa General Hospital (TGH) have successfully completed the world’s first bloodless heart-liver transplant, a groundbreaking procedure that marks a significant milestone in the field of transplant surgery.

In an unprecedented medical achievement, the transplant team was able to perform the complex surgery without the use of blood products, making it the first recorded instance of a bloodless heart-liver transplant. The procedure was led by Dr. Kiran Dhanireddy, vice president and chief of the TGH Transplant Institute, and Dr. Gundars Katlaps, surgical director of the lung transplant program, both of whom are also associate professors at the USF Health Morsani College of Medicine.

The operation underscores the importance of academic medical centers in advancing complex medical treatments. Charles J. Lockwood, MD, MHCM, executive vice president of USF Health and dean of the Morsani College of Medicine, emphasized the value of academic medical centers in providing specialized care for patients with limited options. “Our physicians have the expertise to provide complex care for patients who have no other options,” Lockwood stated. He praised the innovative problem-solving and multidisciplinary care that enable better health outcomes at academic institutions, and expressed pride in the leadership demonstrated by TGH’s physicians.

John Couris, president and CEO of Tampa General Hospital, echoed these sentiments, noting the significance of the academic setting in facilitating access to cutting-edge technology and research. “As a true academic health system, our transplant team has access to cutting-edge technologies, innovative techniques and the latest research available,” Couris remarked. This commitment to academic excellence contributed to the Transplant Institute’s reputation as a leader in the field, attracting patients from across the nation seeking solutions to complex medical conditions.

The patient, diagnosed with both coronary artery disease and fatty liver disease as part of metabolic syndrome, had waited more than 18 months for this groundbreaking procedure. Given the need to avoid blood products, the transplant team undertook the challenge of performing a bloodless dual-organ transplant, a rarity in medical practice.

Dr. Dhanireddy highlighted the achievement as a testament to the capabilities of academic medicine, which allowed for the assembly of a team with unparalleled expertise. “The success of this first-of-its-kind procedure is a true testament to the power of academic medicine,” he said. The procedure demonstrated meticulous surgical technique and coordinated perioperative care, which are crucial in delivering optimal outcomes for patients. Dr. Dhanireddy noted that unfortunately, many patients lack access to such resources, needing to travel significant distances and face delays in care, but TGH aims to provide equitable care for patients both locally and nationwide.

While bloodless transplant surgery has existed since the first single-organ transplant in 1986, it remains uncommon in most health systems. The discipline is evolving, with the first bloodless heart-kidney transplant recorded earlier this year. As the frequency of these surgeries increases, so does the overall success and survival rate for patients.

Beyond accommodating patients with medical contraindications or religious beliefs that preclude blood transfusions, research shows that minimizing the use of blood products has benefits such as faster recovery times and reduced infection risks. These advantages have led to advocacy for patient blood management programs aimed at optimizing the use of a patient’s own blood where possible.

Dr. Katlaps emphasized that patients already face numerous challenges, including delays and inequities in organ allocation and lack of access to specialized care. “A patient’s inability to receive blood products — whatever the reason — should not be one of them,” he stated. His team takes pride not only in making medical history but also in offering lifesaving care previously unattainable elsewhere.

According to USF Health, this historic surgery signifies a leap forward in transplant medicine, showcasing the potential for academic institutions to pioneer innovative solutions for patients worldwide.

Source: Original article

On Friday, the U.S. Food and Drug Administration (FDA) approved the first flu vaccine that can be administered at home, eliminating the need for a healthcare professional to administer it. However, this new optionwon’t be available in time for the current flu season.

FluMist, a nasal spray manufactured by AstraZeneca, has been protecting Americans from influenza since its introduction in 2003. Traditionally, FluMist is available in pharmacies and healthcare settings for individuals between the ages of 2 and 49, provided they have a prescription.

With the FDA’s latest decision, a second option has been added for those eligible to receive FluMist: it can now be administered at home. Adults can self-administer the vaccine, and caregivers can assist children in receiving it.

AstraZeneca plans to make this at-home vaccine available through a third-party online pharmacy. The pharmacy will prescribe and ship the vaccine after reviewing a screening and eligibility assessment. The company expects this option to be ready in time for the start of next year’s flu season.

In a statement, Dr. Peter Marks, director of the FDA’s Center for Biologics Evaluation and Research, praised the development, stating, “Today’s approval of the first influenza vaccine for self- or caregiver-administration provides a new option for receiving a safe and effective seasonal influenza vaccine, potentially with greater convenience, flexibility, and accessibility for individuals and families.”

He continued by emphasizing the importance of vaccination, saying, “Getting vaccinated each year is the best way to prevent influenza, which causes illness in a substantial proportion of the U.S. population every year and may result in serious complications, including hospitalization and death. This approval adds another option for vaccination against influenza disease and demonstrates the FDA’s commitment to advancing public health.”

Influenza remains a significant public health concern in the U.S. During the 2023-24 flu season, the virus caused an estimated 35 million illnesses, 400,000 hospitalizations, and 25,000 deaths, according to the U.S. Centers for Disease Control and Prevention (CDC). To combat these numbers, the CDC recommends that everyone aged 6 months and older receive a flu vaccine annually. However, flu vaccination rates have been dropping in recent years. During the last flu season, only about half of eligible adults and children received their annual flu shot.

FluMist offers the only needle-free flu vaccination option in the U.S. Unlike injectable flu vaccines, which use killed viruses or proteins to help the immune system develop defenses against the flu, FluMist uses a live, weakened version of the virus to provide protection. AstraZeneca reports that FluMist is as effective as traditional flu vaccines.

When the FDA first announced last year that it was considering the possibility of approving a self-administered flu vaccine, several physicians welcomed the potential for making vaccines more accessible, although some expressed doubts about whether it would significantly increase vaccination rates.

Dr. Ashish Jha, dean of the Brown University School of Public Health and former White House Covid-19 response coordinator, shared his thoughts at the time. He remarked that while a self-administered flu vaccine would be more accessible, especially if it could eventually be bought directly off pharmacy shelves, rather than through an online pharmacy that acts as a gatekeeper, he wasn’t convinced that it would make a significant impact on vaccination numbers.

Jha acknowledged, however, that the needle-free aspect of FluMist could help overcome vaccine hesitancy among those who have a fear of needles. “As many as 10% to 15% of people may be needle-phobic and hesitant to get vaccines, so increasing ways to access a needle-free version could boost uptake,” he said.

He tempered his expectations, predicting that the impact of a self-administered vaccine option would likely be modest. “I think the impact is going to be modest,” Jha said. However, he added that he hoped this development would increase awareness of flu vaccines, possibly through greater marketing efforts by AstraZeneca or more research into other intranasal vaccines that are easier to obtain.

“I see this as a relatively positive step,” Jha commented, noting that while the change might not revolutionize flu vaccination rates, it could still be a step in the right direction toward making vaccines more accessible and convenient.

Despite this FDA approval being a milestone, the timing of its availability will limit its impact on the current respiratory virus season. With plans to launch the at-home vaccine in time for next year’s flu season, the potential for its influence on vaccination rates remains to be seen. For now, those seeking flu protection will need to rely on existing methods, such as visiting a healthcare provider or pharmacy.

As flu season continues to pose a threat, health authorities urge everyone to get vaccinated and protect themselves from the potentially severe complications of the flu. The CDC, in particular, stresses the importance of vaccination not just for individual health but also for the protection of communities, especially the most vulnerable, such as young children, the elderly, and those with weakened immune systems.

FluMist’s needle-free technology offers an alternative for those uncomfortable with traditional injections, and with the added convenience of at-home administration, it is hoped that more people will choose to vaccinate themselves and their families. However, until the new self-administered option becomes widely available, the public must continue relying on the flu vaccines currently available in pharmacies and healthcare settings.

In the meantime, experts will watch closely to see whether this new option can help reverse the decline in flu vaccination rates in the U.S., where millions still fall ill from the flu each year despite the widespread availability of vaccines. For now, the push to increase awareness and accessibility continues, as public health officials emphasize that annual flu vaccination remains the best defense against a virus that continues to affect a significant portion of the population each season.

New COVID-19 vaccines have been developed to target the KP.2 strain of the SARS-CoV-2 virus, reflecting the virus’s ongoing evolution. In June, the Food and Drug Administration (FDA) initially directed vaccine manufacturers to focus on the JN.1 variant. However, they later advised shifting focus to the KP.2 strain, considering the virus’s rapid changes.

The updated vaccine has been approved for individuals aged 12 and older. For children between the ages of 6 months and 4 years, the vaccine is available under emergency use authorization. The urgency of updating vaccines comes in response to the diminishing immunity seen in the population. Immunity has been waning due to both natural virus exposure and the effects of previous vaccinations wearing off. To combat this, health authorities are encouraging those eligible to receive the latest vaccine version to better guard against currently circulating variants. “Given waning immunity of the population from previous exposure to the virus and from prior vaccination, we strongly encourage those who are eligible to consider receiving an updated COVID-19 vaccine to provide better protection against currently circulating variants,” said Peter Marks, director of the FDA’s Center for Biologics Evaluation and Research, in a statement.

The current data from the Centers for Disease Control and Prevention (CDC) shows the highest viral activity in the western United States. However, almost every state reports “high” or “very high” levels of COVID-19 virus in wastewater. This indicates a significant spread of the virus across the country. Notably, the nationwide viral levels are higher than they were at this time last year, and the increase started earlier in the summer. According to federal wastewater data, viral activity has been on the rise since mid-May, suggesting a steady upward trend in cases.

The vaccine manufacturers are preparing for rapid distribution. Moderna has announced that its updated vaccine is expected to be available in the “coming days.” Pfizer has similarly stated that it will “begin shipping immediately.” The prompt availability of these new vaccines aims to offer an additional protective layer for the American public, especially those most vulnerable to severe infections.

While a large portion of the American population has acquired some immunity through previous vaccinations, natural infections, or both, not all groups have the same level of protection. Older adults and those who are immunocompromised often cannot mount as robust an immune response and thus remain at a heightened risk for severe outcomes if infected. The new vaccines are particularly important for these groups to help mitigate that risk.

Despite the availability of vaccines, there has been a notable gap between supply and uptake. For instance, only about 20 percent of Americans received last year’s updated COVID-19 shot, highlighting a disconnect between vaccine availability and public willingness to get vaccinated. This lower-than-expected uptake poses a challenge for public health officials who are striving to increase vaccination rates, especially among high-risk groups.

In summary, as the SARS-CoV-2 virus continues to evolve, updated vaccines targeting newer strains like KP.2 are crucial for maintaining public health. Health officials emphasize the importance of these vaccines, especially for older and immunocompromised individuals who are at higher risk. With vaccines becoming available soon, there is a renewed push to encourage eligible individuals to get vaccinated to protect themselves and others from the ongoing threat of COVID-19.