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

As delta surges, what can we expect if vaccination and mask-wearing rates don’t change? According to investigators who previously developed...

Consuming higher amounts of vitamin D — mainly from dietary sources — may help protect against developing young-onset colorectal cancer...

A new study by investigators from Harvard-affiliated Brigham and Women’s Hospital found a potential direct link between exposure to parental...

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

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...

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...

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