Research & Discoveries

GLP-1 users reported nail detachment at four times the rate of non-users.

A laboratory study examined how common sweeteners directly affect 25 strains of gut bacteria.

Researchers expected cannabis to take the edge off. Instead, they found that regular users felt less stressed whether they got THC or a placebo.

A Stanford-developed blood test measures the biological age of 11 organs.

Harmful online experiences and platform features may matter more for young people's mental health than how long they spend online.

A preliminary study of 19 adults found depression symptoms improved after a month on a diet low in ultra-processed foods.

The technology uses artificial intelligence to analyze brain scans and recreate what a person is seeing with startling accuracy.

Research has found that shorter antibiotic courses work well for many infections and could reduce side effects and drug resistance.

Researchers suspect fermentation may matter, possibly through probiotics and other compounds that have an effect on inflammation.

Do you think you are attentive? Your teen might disagree. 

Chemicals in the food we eat, the water we drink, and the air we breathe have contributed to a disease that is largely man-made.

For decades, autism has been understood as a condition of brain wiring. However, a growing body of research points to a more fundamental problem: The brain may simply not be ...

Memory research has long focused on the young and the old, leaving middle age something of a blind spot.

Waiting for hot drinks to cool may offer a simple way to reduce esophageal cancer risk.

Among adults, probiotic use has quadrupled in recent years.

A study's findings suggest that blood pressure may need to be evaluated differently from person to person.

Despite its extreme-sounding nature, the carnivore diet has documented therapeutic effects and may help people with specific conditions.

A Dutch study of 90,000 youths finds antipsychotic use—even short-term—raises Type 2 diabetes risk, especially in teen girls.

L-glutamine may be interacting with the gut microbiome to improve survival.

Chronic and acute pain are different experiences.

A study adds to evidence that a paradigm shift may be needed in how some strokes are treated.

The findings suggest the decision to continue treatment may depend more on overall health, cardiovascular risk, and life expectancy than on age alone.

One of the most crucial things you can do for your heart is surprisingly stationary.

Researchers found that girls whose mothers took the pain-relief drug had smaller wombs and fewer ovarian follicles, but said the drug may not be to blame.

A study found that elevated homocysteine, tied to folate and B12 levels, may be linked to physical fatigue in men and low motivation in women.

Long-term users may benefit from eye monitoring, especially those at risk of glaucoma.

Xylitol is a common sweetener used in a variety of products, including gums, oral care products, beverages, and food.