A skin pigmentation mechanism that can darken the color of human skin as a natural defense against ultraviolet (UV)-associated cancers...

In 2018, a study found that a high dose of an omega-3 fatty acid given to patients with an elevated...

The delta variant of the coronavirus has been spreading rapidly throughout the U.S. and worldwide. William Hanage, associate professor of...

New research in humans and mice identifies a particular signaling molecule that can help modify inflammation and the immune system...

A collaborative group of researchers has identified substantial microbial changes in the intestines of at-risk infants before disease onset in...

In a recent posting on her Facebook page, Brytney Cobia, a physician in Birmingham, Alabama, described the pain of telling...

Rates of childhood obesity are at historically high levels in the U.S., yet there are few interventions that promote healthy...

Simone Biles was flying over a vault at the Tokyo Olympics when she felt the “twisties” — a kind of...

Last week, the Centers for Disease Control and Prevention confirmed what Harvard-affiliated physicians had reported from anecdotal and laboratory evidence:...

Hamburgers may not cause heart attacks, but we have long known that lifestyle choices —including diet, exercise, and sleep patterns...