Staying Healthy News

July 17, 2026

Top Headlines

Scientists Tested 39 Sweeteners and Found Unexpected Gut Effects

July 17, 2026 A large laboratory study found that many commonly used sweeteners can directly change the growth of gut bacteria. Researchers identified more than 100 cases in which sweeteners behaved differently when combined with medications, caffeine, or ...

Going to Museums, Movies, and Theater May Help Your Body Stay Younger

July 15, 2026 Going to the cinema, visiting museums, or attending concerts may do more than entertain. Researchers found that older adults who regularly participated in cultural activities tended to have bodies that functioned like those of people about three ...

Chewing Bubble Gum After Beetroot May Help Lower Blood Pressure

July 14, 2026 A new study found that chewing sugary gum after eating nitrate-rich vegetables or drinking beetroot juice helped the body produce more beneficial nitrite, leading to a temporary drop in blood pressure. Researchers hope the discovery will lead to ...

Eating Chili Peppers May Raise the Risk of One Deadly Cancer

July 14, 2026 A major review found that people who consumed the most chili peppers had a substantially higher risk of esophageal cancer, though the evidence was less clear for stomach and colorectal cancers. Researchers emphasize that the findings show an ...

July 14, 2026 Researchers found that semaglutide, the active ingredient in Ozempic and Wegovy, slowed biological aging markers in adults with HIV, marking the first clinical evidence that the drug may influence human aging. Although the findings are encouraging, ...

Exercise Doesn't Just Strengthen the Heart. It Rewires It

July 13, 2026 Exercise doesn't just make the heart stronger. It also rewires the nerves that regulate it, a discovery that could pave the way for more personalized treatments for common heart conditions such as arrhythmias and ...

Losing Just 80 Minutes of Sleep a Night Could Make You Gain Weight

July 13, 2026 Sleeping about an hour and 20 minutes less each night for six weeks caused participants to gain weight and spend more time inactive. Researchers found that even mild, realistic sleep loss, similar to what many adults experience, had measurable ...

Why Are Healthy Young Non-smokers Developing Lung Cancer?

July 13, 2026 An unexpected study found that young non-smokers with healthier diets had higher rates of lung cancer, raising questions about whether pesticide exposure from conventionally grown produce could play a role. Researchers stress that the findings are ...

Scientists Discover the One Nutrient Beneficial Parasites Can't Live Without

July 10, 2026 A new study found that dietary fiber can determine whether beneficial intestinal worms help reduce inflammation or become essentially inactive. With plenty of fiber, the worms remained healthy and ...

Heavy Marijuana Smoking May Increase Cancer Risk, Researchers Warn

July 10, 2026 Heavy marijuana smoking may raise the risk of lung cancer and several head and neck cancers, according to growing research, but many important questions remain unanswered. Scientists are still trying to determine how much marijuana use is enough to ...

Scientists Found a Longevity Diet That Helped Mice Eat More and Lose Fat

July 9, 2026 Scientists found that a modified Mediterranean-style diet with low protein and just enough methionine helped mice live healthier lives while reducing body fat and frailty. Human data also linked lower animal protein intake to lower rates of obesity ...

Scientists Discover Why Exercise Reverses Muscle Aging

July 6, 2026 Researchers have uncovered a molecular “switch” that helps explain why exercise keeps aging muscles healthy. By reducing levels of a gene called DEAF1, physical activity allows older muscles to clear out damage, repair themselves, and maintain ...

Latest Headlines

updated 5:27am EDT

Scientists Discover the Deep Sleep Circuit That Builds Muscle, Burns Fat, and Boosts the Brain

July 5, 2026 Researchers have identified the brain circuitry that links deep sleep with the release of growth hormone, revealing how the two regulate each other. ...

The Secret to Healthy Aging May Be Hidden in Your Blood

July 4, 2026 Some people live past 100 with remarkable health, and researchers may have uncovered one reason why. A new study found that centenarians have a unique chemical "fingerprint" in their blood that sets ...

Drinking to Cope With Stress May Permanently Rewire Your Brain

July 3, 2026 Using alcohol to cope with stress when young may permanently alter the brain, making it harder to adapt to challenges and increasing the risk of returning to drinking later in life. Researchers also ...

Scientists Discover a Protein Switch That Burns Fat and Blocks New Fat Cells

July 2, 2026 A protein called “Mitch” may hold the key to a new generation of obesity treatments. Researchers found that disabling it in human cells boosts ...

Millions Take Omega-3 Fish Oil for Brain Health but a New Study Found No Benefit

June 29, 2026 Fish oil supplements successfully delivered omega-3s to the brain, but a two-year study found no meaningful benefits for memory, cognition, or ...

Only One Workout Helped Older Adults Lose Fat Without Losing Muscle

June 28, 2026 A six-month study of more than 120 adults in their 70s found that high-intensity interval training (HIIT) may offer a key advantage over other forms of exercise: it helped reduce body fat while ...

Scientists Discover What Triggers Belly Fat as We Age

June 27, 2026 Aging may trigger the appearance of specialized stem cells that supercharge the body's ability to create new belly fat. The discovery reveals a potential biological driver of middle-age weight gain ...

Butter and Margarine Look Similar but Their Chemistry Changes Everything

June 26, 2026 The battle between butter and margarine comes down to chemistry. Butter’s naturally occurring fats create rich flavors, golden browning, and flaky baked goods, while margarine’s modified plant ...

Osteopenia Is Silently Weakening Bones in Millions of People

June 25, 2026 Osteopenia is a common but often overlooked condition that causes bones to become less dense and more fragile. Because it develops silently, many people only discover they have it after a fracture or ...

Scientists Finally Solved How H5N1 Bird Flu Hid in Dairy Cows

June 23, 2026 Researchers uncovered why H5N1 bird flu attacks cows’ udders instead of their lungs: the virus’s preferred receptors are concentrated in mammary tissue. The breakthrough could help scientists ...

Scientists Say Most People Need More Protein Than Current Guidelines Suggest

June 22, 2026 A new review suggests that doing more exercise and eating more protein than current minimum recommendations may help people stay stronger, sharper, and more independent as they age. The goal ...

Ozempic Changed Obesity Treatment, but Experts Say the Real Revolution Is Next

June 20, 2026 The obesity treatment landscape is changing fast, with GLP-1 drugs opening the door to more effective care than ever before. Experts now envision a future where medications, minimally invasive ...

Scientists Found a Surprising Problem With Sugar-Free Diets

June 14, 2026 A surprising new study suggests that completely eliminating sugar may backfire. Mice on a sucrose-free low-fat diet showed worse blood sugar control, increased inflammation, disrupted gut bacteria, ...

Can Fasting Fight Gum Disease? Scientists Find Surprising Link

June 12, 2026 A low-calorie fasting-style diet significantly reduced inflammation linked to gum disease in a small clinical study. The findings suggest that what people eat may influence gum health almost as much ...

Think You're Eating Healthy? You May Be Missing This Heart-Protecting Nutrient

June 19, 2026 Eating five servings of fruits and vegetables may not be enough if you're missing foods rich in flavanols, a group of compounds linked to better heart health. Researchers found that choices like ...

Sleep Apnea’s Hidden Heart Disease Trigger Found in the Gut

June 9, 2026 A surprising gut-heart connection may help explain why sleep apnea increases the risk of cardiovascular disease. In mice, disabling a bile acid receptor called FXR sharply reduced plaque buildup, ...

Scientists Found the Strength Training Sweet Spot for a Longer Life

June 12, 2026 Just 90–120 minutes of strength training a week may deliver some of the biggest long-term health rewards, according to a study tracking more than 147,000 people for 30 years. That amount was linked ...

This Tomato-Soy Juice Reduced Inflammation in Just Four Weeks

May 30, 2026 A specially formulated tomato-soy juice packed with natural plant compounds may help calm inflammation linked to obesity, according to a new clinical study. Healthy adults with obesity who drank the ...

Scientists Say Guava Juice Could Make Iron Supplements Work Better

May 27, 2026 Researchers found that drinking guava juice may significantly improve anemia by helping the body absorb iron more efficiently. In a review of 17 studies, women and teenage girls who consumed guava ...

Researchers Found 8 Common Food Additives Linked to High Blood Pressure and Heart Disease

June 18, 2026 A major study of more than 112,000 people found that eating foods containing common preservatives may be linked to a higher risk of high blood pressure and heart-related diseases. Researchers tracked ...

New AI Body Map Reveals Obesity’s Hidden Attack on Facial Nerves

May 23, 2026 Scientists have created an AI-powered system that can scan and map an entire mouse body in extraordinary detail — and it just uncovered a surprising new effect of obesity. Beyond disrupting ...

New Study Debunks the Biggest Fear About Yo-Yo Dieting

May 17, 2026 For years, “yo-yo dieting” has been blamed for wrecking metabolism and causing lasting damage, but a major new review says the fear may be wildly overblown. After analyzing decades of studies in ...

Scientists Are Raising New Questions About Vitamin B12 and Cancer

May 27, 2026 Vitamin B12 has long been seen as a health hero, helping the body make red blood cells, repair DNA, and keep nerves functioning properly. But scientists are discovering that the story may be more ...

Scientists Reversed Biological Age in Older Adults With a 4-Week Diet Change

May 12, 2026 A four-week diet change was enough to make some older adults appear biologically younger in a new University of Sydney study. Participants who reduced fat intake or shifted toward more plant-based ...

Scientists Discover Hidden Fat-Burning Switch That Could Strengthen Bones

May 12, 2026 Scientists at McGill University have uncovered a hidden molecular “switch” that turns on a powerful calorie-burning system in brown fat — the body’s heat-generating fat linked to metabolism ...

Ozempic Delivers Major Weight Loss in Adults Over 65, Study Finds

May 11, 2026 A major new analysis suggests semaglutide (Ozempic, Wegovy) works remarkably well in adults over 65, helping many lose substantial amounts of weight while improving heart and metabolic health. ...

People Who Lost the Most Weight on Ozempic Saw Huge Health Benefits

May 19, 2026 People who lost significant weight while taking Ozempic, Wegovy, Mounjaro, or Saxenda had sharply lower risks of major obesity-related health problems, including sleep apnea and kidney disease. Those ...

The Supplements Older Adults Actually Need and the Ones They Don't

June 6, 2026 Supplements are often marketed as shortcuts to better health, but for many older adults, the real issue is whether they have a specific deficiency. Vitamins like B12 and D can play an important role ...

Eating More Beans and Soy Could Slash High Blood Pressure Risk by Nearly 30%

May 26, 2026 Eating more beans, lentils, chickpeas, tofu, and other soy foods could be a surprisingly powerful way to fight high blood pressure. A major analysis of studies from around the world found that people ...

Scientists Say Just 30 Minutes of Exercise a Week Could Transform Your Health

May 15, 2026 You may not need hours at the gym to boost your health after all. Researchers say just 30 minutes of high-intensity exercise per week — broken into tiny bursts of effort that leave you out of ...