The COVID-19 variant Omicron triggered widespread alarm over the weekend, with the U.S. and other countries moving to restrict travel...

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

The Centers for Disease Control and Prevention recently reported that overdose deaths exceeded 100,000 over a 12-month period for the...

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

For Simar Singh Bajaj ’24, the key to equity begins on the page. The history of science concentrator is still...

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

Compared with the Pfizer COVID-19 vaccine, the Moderna COVID-19 vaccine has a slightly lower risk of COVID-19 outcomes, including documented...

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

People who are vaccinated for SARS-CoV-2 but get breakthrough infections may be less likely to spread the virus because they...

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