Health News

Why does SARS-CoV-2 shapeshift wildly from one person to the next, causing barely a sniffle in some but raging, lethal...

Pandemic scientists have spent the last few days racing to learn more about the coronavirus variant Omicron, which spread rapidly...

Steep declines in delta variant outbreaks in India and, more recently, the U.K., are likely not due to the nations...

In 2019, nearly 50,000 Americans died from opioid-related overdoses. In 2020, a record year for drug overdoses, that number rose...

In an effort to predict future evolutionary maneuvers of SARS-CoV-2, a research team led by investigators at Harvard Medical School...

Our internal 24-hour circadian clock regulates many aspects of physiology, including the response to infectious disease and vaccination. A new...

Cutting 20 percent of sugar from packaged foods and 40 percent from beverages could prevent 2.48 million cardiovascular disease events...

James Sturm has spent his life crafting comics, from a miniseries on the lives of Marvel superheroes to history-themed graphic...

When Delphi-Facebook and the U.S. Census Bureau provided estimates of COVID-19 vaccine uptake last spring, their weekly reports drew on...

With the delta variant surging in the United States just as the school year begins, parents are wondering — and...