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...

Officials at the Centers for Disease Control and Prevention (CDC) are warning that “the war has changed” with the surge...

With the delta variant wreaking havoc on unvaccinated populations, the ability to quickly diagnose and track emerging variants of the...

A new study by researchers at Harvard-affiliated Massachusetts General Hospital has found that crowding in prisons dramatically increases COVID risk...

A team led by Harvard researchers found that presentations about COVID-19 delivered by physicians improved knowledge about the disease and...

Since the pandemic began, parents and researchers have been trying to understand how it affects children’s mental health. For 18...

With much of the world still susceptible to SARS-CoV-2, experts predict the virus will become endemic. The Harvard T.H. Chan...

Thousands of COVID-19 cases and deaths in California, Oregon, and Washington between March and December 2020 may be attributable to...