GLP-1 weight loss and diabetes drugs linked to nutritional deficiencies in nearly 1 in 6 children
Children taking GLP-1 medications (such as Victoza, Saxenda, Trulicity, and Ozempic) for weight loss, prediabetes, or type 2 diabetes may face an overlooked risk: nutritional deficiencies. A new study found that nearly 1…
Millions take calcium and vitamin D for bone health. A major review finds little benefit
A sweeping review of more than 153,000 adults found that calcium and vitamin D supplements, alone or together, do little to prevent fractures or falls in most older people. Researchers say the findings challenge routine …
8 common food additives linked to high blood pressure and heart disease
Common preservatives hiding in processed foods may carry unexpected heart risks, with heavy consumption linked to substantially higher rates of high blood pressure and cardiovascular disease. Researchers identified eight…
Scientists solve a 50-year mystery and discover a new human blood group
Scientists have identified the genetic cause behind the mysterious AnWj blood group antigen, solving a puzzle that began in 1972 and establishing a new blood group system called MAL. The discovery could make it much easi…
Scientists restore a brain protein and reverse signs of aging in mice
Scientists found that declining levels of the brain protein Menin may help drive aging, with lower levels in mice linked to inflammation, cognitive decline, weaker bones, and thinner skin. Restoring Menin reversed severa…
Scientists find a hidden health advantage in black and green rice
Scientists found that black and green Japanese rice contain unusual, potentially beneficial fats and may be digested more slowly than ordinary white rice. The combination could make these colorful varieties promising ing…
Scientists find the whole grain “sweet spot” for better heart health
Eating four to six servings of whole grains a day may deliver meaningful benefits for heart health, according to a large review of 87 clinical trials. Researchers found improvements in body weight, waist size, blood pres…
Ultra-processed foods linked to hidden muscle fat that may threaten your knees
Eating more ultra-processed foods was linked to greater fat buildup inside thigh muscles, according to MRI scans of 615 adults at risk for knee osteoarthritis. Surprisingly, the association remained even after researcher…
Scientists reversed biological age in older adults in just 4 weeks
Older adults who changed the balance of fat, carbohydrates, and animal protein in their diets showed signs of reduced biological age after just four weeks. The strongest result appeared in participants eating an omnivoro…
Smelling chocolate helped men complete more reps without feeling more tired
Simply smelling chocolate helped men complete more leg extension repetitions without making the workout feel harder, with dark chocolate producing the strongest effect. The researchers think familiar food aromas may infl…
Scientists discover strange link between low vitamin D and pain
Low vitamin D levels may make recovery from breast cancer surgery more painful, according to a study of 184 women undergoing mastectomy. Patients with vitamin D deficiency were three times more likely to experience moder…
Popular sweetener byproduct damages DNA in human cells
Sucralose, the artificial sweetener used in Splenda, came under scrutiny after a study found that a related chemical damaged DNA and weakened the gut barrier in laboratory experiments. But later findings have complicated…
Most men don’t know dairy is linked to prostate cancer risk
Most men may be missing an important dietary clue about prostate cancer. A new survey found that only 20% knew research has linked dairy consumption with increased prostate cancer risk, while 66% said they would consider…
A hidden compound in healthy foods may worsen IBD
A natural compound found in foods such as spinach, almonds, and sweet potatoes may aggravate gut inflammation in people with Crohn’s disease and ulcerative colitis because their intestines appear to handle it differently…
Scientists find Ozempic may slow aging itself
Semaglutide helped older healthy mice live longer while improving memory, muscle function, blood sugar control, and several biological signs of aging. Its effects went beyond those seen with calorie restriction, raising …
Eating only 8 hours a day may help control Type 1 diabetes
Eating only between noon and 8 p.m. improved blood sugar control in a small study of adults with Type 1 diabetes and obesity, while avoiding an increase in serious complications. The promising findings offer the first ev…
One sugary drink a day linked to more than double the risk of stomach cancer
People who drank at least one sugar-sweetened beverage a day had roughly 2.45 times the risk of gastric cancer compared with those who rarely consumed them, according to a decades-long study of more than 112,000 U.S. adu…
Popular brain supplement linked to shorter lifespan in men
A large study involving more than 270,000 people has linked higher blood levels of the amino acid tyrosine to a shorter lifespan in men. Using both observational data and genetic analysis, researchers found that elevated…
This lifestyle program improved cognition 55% more than basic health advice
Older adults at risk of dementia improved their memory and thinking after following lifestyle programs combining exercise, healthy eating, cognitive training, and social engagement. Those who received regular coaching an…
Scientists discover a hidden problem with this popular sugar substitute
Sorbitol, a sugar alcohol commonly used in sugar-free candy, gum, and other low-calorie foods, may not be as harmless as it seems. Researchers at Washington University in St. Louis found that the body can convert sorbito…
Compound in blueberries may help muscle cells burn excess fat
Scientists in Japan have identified a natural compound found in blueberries, grapes, and other berries that may help muscle cells burn excess fat instead of storing it. The compound, pterostilbene, reduced abnormal fat b…
Stanford scientists discover a seafood that can reverse signs of aging
A substance found in edible sea squirts appeared to reverse several signs of aging in older mice. Plasmalogen supplements improved memory and learning, strengthened connections between brain cells, reduced inflammation, …
A longer exhale may push your brain toward bolder decisions
Slow breathing with a prolonged exhale made people more willing to take risks by changing heart activity and increasing the brain’s sensitivity to rewards. The findings suggest that something as simple as controlling you…
Too much coffee may weaken bones, study finds
Following nearly 10,000 older women for 10 years, researchers found that tea drinking was associated with slightly higher hip bone density. Moderate coffee consumption did not appear harmful, but drinking more than five …
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