https://www.sciencedaily.com/news/health_medicine/health_policy/ Health policy news. Read recommendations from medical organizations and scientists on current health policy topics. Find background research. en-us Fri, 17 Apr 2026 08:54:43 EDT Fri, 17 Apr 2026 08:54:43 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/health_medicine/health_policy/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/04/260416025024.htm New research suggests that aiming for a lower blood pressure target may deliver bigger heart health benefits than previously thought. Using large datasets and simulation models, scientists found that keeping systolic blood pressure below 120 mm Hg could reduce the risk of heart attack, stroke, and heart failure more than higher targets. Thu, 16 Apr 2026 02:56:00 EDT https://www.sciencedaily.com/releases/2026/04/260416025024.htm https://www.sciencedaily.com/releases/2026/04/260413043129.htm New research reveals that obesity affects men and women in surprisingly different ways. Men are more likely to develop harmful abdominal fat and signs of liver stress, while women show higher inflammation and cholesterol levels. These differences could help explain why health risks vary between sexes. Scientists say this could lead to more tailored treatments for obesity. Mon, 13 Apr 2026 09:29:20 EDT https://www.sciencedaily.com/releases/2026/04/260413043129.htm https://www.sciencedaily.com/releases/2026/04/260408095346.htm A new survey reveals a striking disconnect in how Americans think about autism research. While nearly everyone agrees that studying the autistic brain is essential, most people are unaware that brain donation after death is a key part of making that research possible. Unlike organ donation, brain donation is a separate process, and widespread confusion remains about how it works, when it must occur, and who can participate. Wed, 08 Apr 2026 22:18:02 EDT https://www.sciencedaily.com/releases/2026/04/260408095346.htm https://www.sciencedaily.com/releases/2026/04/260402000229.htm A new study suggests that one of the most widely used health metrics, BMI, may be getting it wrong for a large portion of the population. By comparing BMI classifications with precise body fat measurements using advanced DXA scans, researchers found that more than one-third of adults were placed in incorrect weight categories. Many people labeled as overweight or obese did not actually have the corresponding body fat levels, while others were missed entirely. Fri, 03 Apr 2026 00:19:13 EDT https://www.sciencedaily.com/releases/2026/04/260402000229.htm https://www.sciencedaily.com/releases/2026/03/260331034337.htm Salt substitutes offer a simple, low-cost way to reduce sodium intake and improve blood pressure, yet very few Americans actually use them—even among those who need them most. A large national analysis spanning nearly two decades found that usage remains surprisingly low and has not improved over time. Researchers say this gap represents a major missed opportunity for preventing heart disease and stroke. Tue, 31 Mar 2026 06:57:40 EDT https://www.sciencedaily.com/releases/2026/03/260331034337.htm https://www.sciencedaily.com/releases/2026/03/260307213228.htm A Yale study found that lowering parent stress can help protect young children from obesity. When parents practiced mindfulness and stress-management skills, their kids showed healthier eating patterns and avoided the weight gain seen in families that only focused on diet and exercise. Sun, 08 Mar 2026 20:28:48 EDT https://www.sciencedaily.com/releases/2026/03/260307213228.htm https://www.sciencedaily.com/releases/2026/03/260302030642.htm As millions turn to ChatGPT and other AI chatbots for therapy-style advice, new research from Brown University raises a serious red flag: even when instructed to act like trained therapists, these systems routinely break core ethical standards of mental health care. In side-by-side evaluations with peer counselors and licensed psychologists, researchers uncovered 15 distinct ethical risks — from mishandling crisis situations and reinforcing harmful beliefs to showing biased responses and offering “deceptive empathy” that mimics care without real understanding. Mon, 02 Mar 2026 10:04:35 EST https://www.sciencedaily.com/releases/2026/03/260302030642.htm https://www.sciencedaily.com/releases/2026/02/260227061818.htm Heart disease is on track to tighten its grip on American women. New projections from the American Heart Association warn that over the next 25 years, cardiovascular disease will rise sharply, driven largely by a surge in high blood pressure, diabetes, and obesity. By 2050, nearly 60% of women in the U.S. could have high blood pressure, and close to one in three women ages 22 to 44 may already be living with some form of heart disease. Fri, 27 Feb 2026 06:18:18 EST https://www.sciencedaily.com/releases/2026/02/260227061818.htm https://www.sciencedaily.com/releases/2026/02/260224015537.htm A sweeping nationwide study has found that U.S. counties located closer to operating nuclear power plants have higher cancer death rates than those farther away. Researchers analyzed data from every nuclear facility and all U.S. counties between 2000 and 2018, adjusting for income, education, smoking, obesity, environmental conditions, and access to health care. Even after accounting for those factors, cancer mortality was higher in communities nearer to nuclear plants, particularly among older adults. Tue, 24 Feb 2026 02:26:50 EST https://www.sciencedaily.com/releases/2026/02/260224015537.htm https://www.sciencedaily.com/releases/2026/02/260221000317.htm A sweeping new scientific review suggests that pecans — America’s native nut — may pack more heart power than many people realize. After analyzing over 20 years of research, scientists found consistent evidence that eating pecans can improve key markers of cardiovascular health, including total cholesterol and “bad” LDL cholesterol, while also supporting antioxidant defenses. Sun, 22 Feb 2026 08:52:17 EST https://www.sciencedaily.com/releases/2026/02/260221000317.htm https://www.sciencedaily.com/releases/2026/02/260220010836.htm Breathing polluted air may do more than harm your lungs — it could also increase your risk of Alzheimer’s disease. In a sweeping study of nearly 28 million older Americans, researchers found that long term exposure to fine particle air pollution was linked to a higher likelihood of developing Alzheimer’s. The connection appeared to stem largely from pollution’s direct effects on the brain, rather than through related health conditions like hypertension or depression. Fri, 20 Feb 2026 01:47:05 EST https://www.sciencedaily.com/releases/2026/02/260220010836.htm https://www.sciencedaily.com/releases/2026/02/260219232620.htm A sweeping new study has uncovered a troubling mix of hazardous chemicals in popular hair extensions, including products made from human hair. Researchers detected dozens of substances linked to cancer, hormone disruption, reproductive harm, and immune system effects in nearly every sample tested. Some products contained flame retardants, organotins, and chemicals associated with increased breast cancer risk, and several exceeded European safety thresholds. Thu, 19 Feb 2026 23:31:46 EST https://www.sciencedaily.com/releases/2026/02/260219232620.htm https://www.sciencedaily.com/releases/2026/02/260216084521.htm A decades-long study of nearly 200,000 adults challenges the low-carb versus low-fat debate. Both eating patterns were tied to lower heart disease risk when they emphasized whole grains, plant-based foods, and healthy fats. Versions filled with refined carbs and animal fats increased risk instead. Quality, not just quantity, appears to make the difference. Tue, 17 Feb 2026 00:29:36 EST https://www.sciencedaily.com/releases/2026/02/260216084521.htm https://www.sciencedaily.com/releases/2026/02/260213223920.htm A major new study suggests that eating the Nordic way could help you live significantly longer—while also helping the planet. Researchers from Aarhus University found that people who closely followed the 2023 Nordic dietary guidelines had a 23% lower risk of death compared to those who didn’t. Sun, 15 Feb 2026 10:58:00 EST https://www.sciencedaily.com/releases/2026/02/260213223920.htm https://www.sciencedaily.com/releases/2026/02/260213223904.htm Scientists are launching an ambitious global effort to map the “human exposome” — the lifelong mix of environmental and chemical exposures that drive most diseases. Backed by new partnerships with governments, UNESCO, and international science advisory bodies, the initiative is rapidly expanding across continents. Powered by AI and advanced data tools, the movement seeks to shift medicine beyond genetics and toward the real-world factors shaping human health. Sat, 14 Feb 2026 08:06:46 EST https://www.sciencedaily.com/releases/2026/02/260213223904.htm https://www.sciencedaily.com/releases/2026/02/260211073033.htm Three major reviews commissioned by the World Health Organization find that GLP-1 drugs including tirzepatide (sold as Mounjaro and Zepbound), semaglutide (Ozempic and Wegovy), and liraglutide (Victoza and Saxenda) can lead to substantial weight loss in people with obesity. But while the results are impressive, researchers caution that most trials were funded by drugmakers, long term safety data are still limited, and side effects such as nausea are common. Wed, 11 Feb 2026 10:01:13 EST https://www.sciencedaily.com/releases/2026/02/260211073033.htm https://www.sciencedaily.com/releases/2026/02/260210005419.htm Researchers at the University of Michigan have created an AI system that can interpret brain MRI scans in just seconds, accurately identifying a wide range of neurological conditions and determining which cases need urgent care. Trained on hundreds of thousands of real-world scans along with patient histories, the model achieved accuracy as high as 97.5% and outperformed other advanced AI tools. Tue, 10 Feb 2026 01:04:12 EST https://www.sciencedaily.com/releases/2026/02/260210005419.htm https://www.sciencedaily.com/releases/2026/02/260207092906.htm New simulations reveal that both H1N1 and COVID-19 spread across U.S. cities in a matter of weeks, often before officials realized what was happening. Major travel hubs helped drive rapid nationwide transmission, with air travel playing a bigger role than daily commuting. Unpredictable transmission patterns made real-time forecasting especially difficult. The study highlights why early detection systems are critical for slowing future pandemics. Sat, 07 Feb 2026 10:02:31 EST https://www.sciencedaily.com/releases/2026/02/260207092906.htm https://www.sciencedaily.com/releases/2026/02/260207092902.htm For decades, Americans were surrounded by lead from car exhaust, factories, paint, and even drinking water, often without realizing the damage it caused. By analyzing hair samples preserved across generations, scientists uncovered a striking record of how exposure soared before environmental rules and then collapsed after leaded gasoline and other sources were phased out. Sat, 07 Feb 2026 09:45:58 EST https://www.sciencedaily.com/releases/2026/02/260207092902.htm https://www.sciencedaily.com/releases/2026/02/260203030551.htm Popular weight-loss drugs like Ozempic and Wegovy can dramatically curb appetite, but experts warn many users are flying blind when it comes to nutrition. New research suggests people taking these medications may not be getting enough guidance on protein, vitamins, and overall diet quality, increasing the risk of muscle loss and nutrient deficiencies. Wed, 04 Feb 2026 10:43:08 EST https://www.sciencedaily.com/releases/2026/02/260203030551.htm https://www.sciencedaily.com/releases/2026/02/260201223732.htm Researchers studying nearly 2 million older adults found that cerebral amyloid angiopathy sharply raises the risk of developing dementia. Within five years, people with the condition were far more likely to be diagnosed than those without it. The increased risk was present even without a history of stroke. Experts say this makes early screening for memory and thinking changes especially important. Sun, 01 Feb 2026 23:08:47 EST https://www.sciencedaily.com/releases/2026/02/260201223732.htm https://www.sciencedaily.com/releases/2026/02/260201062457.htm Middle age is becoming a tougher chapter for many Americans, especially those born in the 1960s and early 1970s. Compared with earlier generations, they report more loneliness and depression, along with weaker physical strength and declining memory. These troubling trends stand out internationally, as similar declines are largely absent in other wealthy nations, particularly in Nordic Europe, where midlife well-being has improved. Sun, 01 Feb 2026 10:25:53 EST https://www.sciencedaily.com/releases/2026/02/260201062457.htm https://www.sciencedaily.com/releases/2026/01/260131082433.htm Lowering salt in everyday foods could quietly save lives. Researchers found that modest sodium reductions in bread, packaged foods, and takeout meals could significantly reduce heart disease and stroke rates in France and the U.K. The key advantage is that people would not need to alter their eating habits at all. Small changes to the food supply could deliver large, long-term health benefits. Sat, 31 Jan 2026 09:27:42 EST https://www.sciencedaily.com/releases/2026/01/260131082433.htm https://www.sciencedaily.com/releases/2026/01/260128075319.htm A massive international study of more than 3,100 long COVID patients uncovered a striking divide in how brain-related symptoms are reported around the world. In the U.S., the vast majority of non-hospitalized patients described brain fog, depression, and anxiety, while far fewer patients in countries like India and Nigeria reported the same issues. The difference doesn’t appear to be about the virus itself, but about culture, stigma, and access to mental health care. Wed, 28 Jan 2026 08:59:08 EST https://www.sciencedaily.com/releases/2026/01/260128075319.htm https://www.sciencedaily.com/releases/2026/01/260127010149.htm Researchers have discovered a biological switch that explains why movement keeps bones strong. The protein senses physical activity and pushes bone marrow stem cells to build bone instead of storing fat, slowing age-related bone loss. By targeting this “exercise sensor,” scientists believe they could create drugs that mimic exercise at the molecular level. The approach could protect fragile bones in people who are unable to stay active. Tue, 27 Jan 2026 09:48:33 EST https://www.sciencedaily.com/releases/2026/01/260127010149.htm https://www.sciencedaily.com/releases/2026/01/260124073920.htm A large, decades-long study suggests that signs of ADHD in childhood may have consequences that extend well beyond school and behavior. Researchers followed nearly 11,000 people from childhood into midlife and found that those with strong ADHD traits at age 10 were more likely to experience multiple physical health problems and health-related disability by their mid-40s. Sat, 24 Jan 2026 07:39:20 EST https://www.sciencedaily.com/releases/2026/01/260124073920.htm https://www.sciencedaily.com/releases/2026/01/260120000328.htm Researchers report that vagus nerve stimulation helped many people with long-standing, treatment-resistant depression feel better—and stay better—for at least two years. Most participants had lived with depression for decades and had exhausted nearly every other option. Those who improved at one year were very likely to maintain or increase their gains over time. Even some patients who didn’t respond initially improved after longer treatment. Tue, 20 Jan 2026 23:44:34 EST https://www.sciencedaily.com/releases/2026/01/260120000328.htm https://www.sciencedaily.com/releases/2026/01/260117053526.htm Researchers have turned artificial intelligence into a powerful new lens for understanding why cancer survival rates differ so dramatically around the world. By analyzing cancer data and health system information from 185 countries, the AI model highlights which factors, such as access to radiotherapy, universal health coverage, and economic strength, are most closely linked to better survival in each nation. Sat, 17 Jan 2026 09:26:53 EST https://www.sciencedaily.com/releases/2026/01/260117053526.htm https://www.sciencedaily.com/releases/2026/01/260116035317.htm A simple change in how primary care clinics approach weight management is delivering big public health wins. PATHWEIGH lets patients openly request help and gives doctors the tools to focus entire visits on weight care. In a massive real-world trial, the program halted population weight gain and increased access to obesity treatment. Now, health systems across the U.S. are lining up to adopt it. Sat, 17 Jan 2026 04:25:08 EST https://www.sciencedaily.com/releases/2026/01/260116035317.htm https://www.sciencedaily.com/releases/2026/01/260113220915.htm Despite longstanding guidelines, many dementia patients are still prescribed brain-altering medications that can raise the risk of falls and confusion. A new study shows that while prescribing has decreased overall, people with cognitive impairment remain more likely to receive these drugs. In many cases, there was no documented medical justification. The results suggest that medication safety remains a serious concern in dementia care. Tue, 13 Jan 2026 23:17:46 EST https://www.sciencedaily.com/releases/2026/01/260113220915.htm https://www.sciencedaily.com/releases/2026/01/260112001029.htm Weight-loss drugs like Ozempic and Wegovy are changing how Americans spend money on food. A large Cornell study found households cut grocery spending by over 5% within six months, with even bigger drops at fast-food restaurants. Snack foods and sweets saw the steepest declines, while only a few categories like yogurt and fruit rose slightly. The effects linger for at least a year among continued users. Mon, 12 Jan 2026 01:24:46 EST https://www.sciencedaily.com/releases/2026/01/260112001029.htm https://www.sciencedaily.com/releases/2026/01/260112001001.htm Most U.S. adults have risk factors tied to a little-known condition called CKM syndrome, which connects heart disease, kidney problems, diabetes, and obesity into one powerful health threat. When these issues overlap, the danger rises far more than when they occur alone. Despite low awareness, people are eager to learn how CKM is diagnosed and treated. Experts say understanding how these systems work together could prevent serious, life-threatening events. Mon, 12 Jan 2026 00:10:01 EST https://www.sciencedaily.com/releases/2026/01/260112001001.htm https://www.sciencedaily.com/releases/2026/01/260108231330.htm A new study finds that TikTok videos about gout frequently spread confusing or inaccurate advice. Most clips focus on diet changes and supplements, while barely mentioning the long-term treatments doctors say are essential for controlling the disease. Many videos also frame gout as a lifestyle problem, rather than a condition driven largely by genetics and underlying health factors. Researchers say the platform has huge potential—but only if accurate medical voices step in. Fri, 09 Jan 2026 02:21:43 EST https://www.sciencedaily.com/releases/2026/01/260108231330.htm https://www.sciencedaily.com/releases/2026/01/260106224644.htm Global cancer cases have surged dramatically, doubling since 1990 and reaching 18.5 million new diagnoses in 2023. Deaths have also climbed to over 10 million a year, with the steepest increases hitting low- and middle-income countries. Without urgent action, researchers project more than 30 million new cases annually by 2050. Alarmingly, around four in ten cancer deaths are tied to preventable risks such as smoking, poor diet, and high blood sugar. Wed, 07 Jan 2026 02:57:53 EST https://www.sciencedaily.com/releases/2026/01/260106224644.htm https://www.sciencedaily.com/releases/2026/01/260103155040.htm UK experts are warning that access to new weight-loss drugs could depend more on wealth than medical need. Strict NHS criteria mean only a limited number of patients will receive Mounjaro, while many others must pay privately. Researchers say this risks worsening existing health inequalities, especially for groups whose conditions are often missed or under-diagnosed. They are calling for fairer, more inclusive access before gaps in care widen further. Sun, 04 Jan 2026 01:35:36 EST https://www.sciencedaily.com/releases/2026/01/260103155040.htm https://www.sciencedaily.com/releases/2026/01/260103155036.htm A groundbreaking study shows that breast cancer screening works better when it’s personalized. Instead of annual mammograms for all, women were screened based on genetics, health history, and lifestyle factors. This approach reduced advanced cancers without increasing risk for those screened less often. Most women preferred the personalized model, hinting at a major shift in future screening guidelines. Sun, 04 Jan 2026 02:42:02 EST https://www.sciencedaily.com/releases/2026/01/260103155036.htm https://www.sciencedaily.com/releases/2025/12/251227004140.htm A major update to how obesity is defined could push U.S. obesity rates to nearly 70%, according to a large new study. The change comes from adding waist and body fat measurements to BMI, capturing people who were previously considered healthy. Many of these newly included individuals face higher risks of diabetes and heart disease. The findings suggest that where fat is stored may be just as important as overall weight. Wed, 31 Dec 2025 22:23:07 EST https://www.sciencedaily.com/releases/2025/12/251227004140.htm https://www.sciencedaily.com/releases/2025/12/251215084232.htm Cases of colorectal cancer in younger adults are climbing worldwide, driven by lifestyle changes and inherited genetic risks. Diet, obesity, and lack of early screening are playing a major role in this shift. New genetic tests offer hope for earlier detection, but access and awareness lag behind. Health experts say urgent action is needed to reverse the trend. Tue, 16 Dec 2025 08:32:40 EST https://www.sciencedaily.com/releases/2025/12/251215084232.htm https://www.sciencedaily.com/releases/2025/12/251213042244.htm Researchers discovered that children who went back to school during COVID experienced far fewer mental health diagnoses than those who stayed remote. Anxiety, depression, and ADHD all declined as in-person learning resumed. Healthcare spending tied to these conditions also dropped. Girls showed the largest improvements, highlighting the importance of school-based structure and support. Sat, 13 Dec 2025 08:28:15 EST https://www.sciencedaily.com/releases/2025/12/251213042244.htm https://www.sciencedaily.com/releases/2025/12/251211100620.htm A sweeping review of more than 2,500 studies reveals that despite booming public enthusiasm, cannabis has strong scientific support for only a few medical uses, leaving most popular claims—like relief for chronic pain, anxiety, and insomnia—on shaky ground. The findings spotlight a persistent gap between what people believe cannabis can do and what clinical evidence actually shows. Fri, 12 Dec 2025 08:15:34 EST https://www.sciencedaily.com/releases/2025/12/251211100620.htm https://www.sciencedaily.com/releases/2025/12/251208052527.htm Most people worldwide aren’t getting enough omega-3, leaving a major gap between scientific recommendations and daily diets. Researchers emphasize the critical role of EPA and DHA across all life stages and point out that food alone often can’t meet needs. The review calls for clearer global guidelines and easier access to sustainable omega-3 sources. It also highlights the challenges different populations face in reaching healthy intake levels. Tue, 09 Dec 2025 05:49:12 EST https://www.sciencedaily.com/releases/2025/12/251208052527.htm https://www.sciencedaily.com/releases/2025/12/251203004724.htm Stanford researchers found that gas stoves expose Americans to surprisingly high levels of nitrogen dioxide—often matching or exceeding outdoor pollution. For millions, cooking alone pushes NO2 over long-term safety thresholds. Smaller homes, renters, and rural households face the highest concentrations. Cleaner cooking technologies could substantially reduce the risks. Wed, 03 Dec 2025 21:07:40 EST https://www.sciencedaily.com/releases/2025/12/251203004724.htm https://www.sciencedaily.com/releases/2025/12/251203004721.htm A unique vaccine rollout in Wales gave researchers an accidental natural experiment that revealed a striking reduction in dementia among seniors who received the shingles vaccine. The protective effect held steady across multiple analyses and was even stronger in women. Evidence also suggests benefits for people who already have dementia, hinting at a therapeutic effect. Wed, 03 Dec 2025 10:22:27 EST https://www.sciencedaily.com/releases/2025/12/251203004721.htm https://www.sciencedaily.com/releases/2025/11/251129044513.htm Millions face Medicare decisions each year, but many don’t take advantage of tools that can save them money and stress. Insurance marketing often overshadows unbiased options like SHIP, leaving people unaware of better choices. Comparing real costs—not just premiums—can prevent unpleasant surprises, especially when provider networks or drug rules change. New assistance programs for low-income adults offer valuable help for 2026. Sat, 29 Nov 2025 07:22:46 EST https://www.sciencedaily.com/releases/2025/11/251129044513.htm https://www.sciencedaily.com/releases/2025/11/251129044505.htm Scientists have uncovered how too much sunlight can flip a hidden switch inside skin cells that makes inflammation spiral out of control and increases the risk of cancer. Their research reveals that UV radiation breaks down a protective protein called YTHDF2, which normally prevents a small RNA signal from activating an immune sensor linked to dangerous inflammation. Once that protection is lost, a surprising chain reaction unfolds inside the cell, turning ordinary sun damage into a potential cancer trigger. Sun, 30 Nov 2025 09:33:48 EST https://www.sciencedaily.com/releases/2025/11/251129044505.htm https://www.sciencedaily.com/releases/2025/11/251128050530.htm A major review across 73 countries finds that access to antiseizure medications is rising, but safe prescribing isn’t keeping pace. Valproate—linked to serious birth defects—remains widely used in many regions despite WHO warnings. Limited access to newer drugs means millions may still be at risk. Researchers urge global education and stronger safeguards. Fri, 28 Nov 2025 11:07:10 EST https://www.sciencedaily.com/releases/2025/11/251128050530.htm https://www.sciencedaily.com/releases/2025/11/251127010327.htm A 20-year project in Bangladesh reveals that lowering arsenic levels in drinking water can slash death rates from major chronic diseases. Participants who switched to safer wells had the same risk levels as people who were never heavily exposed. The researchers tracked individual water exposure with detailed urine testing. Their results show how quickly health improves once contaminated water is replaced. Thu, 27 Nov 2025 05:14:41 EST https://www.sciencedaily.com/releases/2025/11/251127010327.htm https://www.sciencedaily.com/releases/2025/11/251124025654.htm Ultra-processed foods are rapidly becoming a global dietary staple, and new research links them to worsening health outcomes around the world. Scientists say only bold, coordinated policy action can counter corporate influence and shift food systems toward healthier options. Mon, 24 Nov 2025 03:07:46 EST https://www.sciencedaily.com/releases/2025/11/251124025654.htm https://www.sciencedaily.com/releases/2025/11/251121090742.htm A massive real-world study comparing tirzepatide and semaglutide reveals both drugs deliver strong, early cardiovascular protection—reducing heart attack, stroke, and death in adults with type 2 diabetes. While companies have claimed large differences favoring their own medications, researchers found only modest distinctions between the two blockbuster GLP-1 drugs. Fri, 21 Nov 2025 23:10:04 EST https://www.sciencedaily.com/releases/2025/11/251121090742.htm https://www.sciencedaily.com/releases/2025/11/251118212039.htm A nationwide analysis has uncovered how sprawling fossil fuel infrastructure sits surprisingly close to millions of American homes. The research shows that 46.6 million people live within about a mile of wells, refineries, pipelines, storage sites, or transport facilities. Many of these locations release pollutants that may affect nearby communities, yet mid-supply-chain sites have rarely been studied. The findings reveal major gaps in understanding how this hidden network affects health. Thu, 20 Nov 2025 09:09:30 EST https://www.sciencedaily.com/releases/2025/11/251118212039.htm https://www.sciencedaily.com/releases/2025/11/251104094136.htm Researchers have, for the first time, estimated how quickly E. coli bacteria can spread between people — and one strain moves as fast as swine flu. Using genomic data from the UK and Norway, scientists modeled bacterial transmission rates and discovered key differences between strains. Their work offers a new way to monitor and control antibiotic-resistant bacteria in both communities and hospitals. Tue, 04 Nov 2025 23:25:35 EST https://www.sciencedaily.com/releases/2025/11/251104094136.htm https://www.sciencedaily.com/releases/2025/11/251104012959.htm Long-term melatonin use for sleep problems may come with unexpected heart dangers. Researchers found that chronic users were almost twice as likely to die and 3.5 times more likely to be hospitalized for heart failure. Though melatonin is widely regarded as harmless, experts now urge caution with extended use. Tue, 04 Nov 2025 03:48:52 EST https://www.sciencedaily.com/releases/2025/11/251104012959.htm https://www.sciencedaily.com/releases/2025/10/251022023127.htm Researchers at King’s College London have created the first evidence-based dietary guidelines for chronic constipation, finding real relief may come from kiwifruit, rye bread, and mineral water. Psyllium, probiotics, and magnesium oxide also showed benefits, while common fiber and senna advice fell short. The guidelines emphasize self-management and high-quality evidence, offering practical tools for patients and clinicians alike. Wed, 22 Oct 2025 11:05:54 EDT https://www.sciencedaily.com/releases/2025/10/251022023127.htm https://www.sciencedaily.com/releases/2025/10/251021083644.htm Scientists from the University of Exeter has developed a precise method to interpret ankle blood pressure readings—an innovation that could transform care for people unable to have their arm blood pressure measured. By analyzing data from over 33,000 participants, researchers created an algorithm and online calculator that improves accuracy and could prevent thousands of misdiagnoses worldwide. Tue, 21 Oct 2025 11:38:17 EDT https://www.sciencedaily.com/releases/2025/10/251021083644.htm https://www.sciencedaily.com/releases/2025/10/251020092848.htm Interval running condenses the powerful effects of regular running into shorter, high-intensity bursts. Research shows it can improve cardiovascular health, regulate blood sugar, and reduce body fat more effectively than longer steady runs. Just a few short sprints per session can deliver major fitness gains. Mon, 20 Oct 2025 09:28:48 EDT https://www.sciencedaily.com/releases/2025/10/251020092848.htm https://www.sciencedaily.com/releases/2025/10/251014014304.htm Groundbreaking Harvard research is exposing hidden energy failures inside brain cells that may drive major psychiatric conditions. By studying reprogrammed neurons, scientists are revealing how cellular metabolism shapes mood, thought, and cognition. The work calls for abandoning rigid diagnostic categories in favor of biology-based systems that reflect true complexity. It marks a decisive shift toward preventive and precision mental healthcare. Tue, 14 Oct 2025 08:21:08 EDT https://www.sciencedaily.com/releases/2025/10/251014014304.htm https://www.sciencedaily.com/releases/2025/10/251012054621.htm Spanish researchers found that combining a calorie-reduced Mediterranean diet with exercise and professional support cut type 2 diabetes risk by 31%. Participants also lost weight and reduced waist size, proving that small, consistent lifestyle shifts can yield major health gains. Experts say this realistic approach could be integrated globally to tackle diabetes and obesity epidemics. Sun, 12 Oct 2025 23:47:49 EDT https://www.sciencedaily.com/releases/2025/10/251012054621.htm https://www.sciencedaily.com/releases/2025/10/251005085621.htm Over 40% of fatal crash victims had THC levels far above legal limits, showing cannabis use before driving remains widespread. The rate didn’t drop after legalization, suggesting policy changes haven’t altered risky habits. Experts warn that the lack of public awareness around marijuana’s dangers behind the wheel is putting lives at risk. Sun, 05 Oct 2025 08:56:21 EDT https://www.sciencedaily.com/releases/2025/10/251005085621.htm https://www.sciencedaily.com/releases/2025/10/251003033913.htm A massive nationwide study has linked long-term exposure to the industrial chemical trichloroethylene (TCE) with a higher risk of Parkinson’s disease in older adults. Researchers examined over 1.1 million people, finding that those living in areas with the highest outdoor TCE levels faced a 10% greater risk of developing Parkinson’s. Fri, 03 Oct 2025 03:39:13 EDT https://www.sciencedaily.com/releases/2025/10/251003033913.htm https://www.sciencedaily.com/releases/2025/09/250929054915.htm Researchers found that middle-aged adults, especially women, are far more likely to be addicted to ultra-processed foods than older generations. Marketing of diet-focused processed foods in the 1980s may have played a major role. Food addiction was linked to poor health, weight issues, and social isolation, highlighting long-term risks. Experts warn that children today could face even higher addiction rates in the future. Mon, 29 Sep 2025 09:57:42 EDT https://www.sciencedaily.com/releases/2025/09/250929054915.htm