Sumathi Reddy

New research shows a modest overall reduction in the likelihood of experiencing symptoms six months after an infection compared with those who were unvaccinated

Trying to push yourself will often make the symptoms worse. Try these strategies instead.

Finding medical care for long-term Covid-19 symptoms can be frustrating. Take these steps to get the help you need.

Covid-19 reinfections are more common and can happen within a shorter window than doctors previously thought possible.

Keep watch on these numbers to know when—or if—you should take extra Covid-19 precautions.

The FDA authorized a fourth shot for Americans age 50 and older. Here’s what scientists say you should know.

Sleep scientists say our internal clocks are connected to the sun, which aligns more closely with standard time.

The study adds to growing evidence showing increased risk for a wide range of cardiometabolic conditions after Covid-19.

More doctors say they are trying to make stepping on the scale less stressful.

You’ve been exposed to the virus that causes Covid-19 more times than you can count, yet somehow you’ve never tested positive. Could these close encounters be enhancing your immune response to it?