The new COVID-19 variant BA.3.2 is being monitored by epidemiologists — but it doesn't account for a major surge of cases yet ...

What happens inside the lungs before COVID-19 symptoms appear? Research in mink offers a rare window into the early stages of ...

"Because COVID mutates around our immune response to prior exposure, it is very important to get the best, most up-to-date ...

Researchers have uncovered why a rare blood clotting disorder can occur after certain COVID-19 vaccines or adenovirus infections. The immune system can mistakenly target a normal blood protein (PF4) ...

A new study reveals that aging lungs may play a major role in why flu and COVID can become so dangerous for older adults. Researchers found that certain lung cells can trigger an exaggerated immune ...

COVID-19 rates in the Southwestern United States reached 12.5% — the highest in the nation — according to new data from the U.S. Centers for Disease Control and Prevention released this week.

A public health expert breaks down the details of the CDC delaying reporting of COVID-19 vaccine benefits, including study ...