A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

In patients with COVID-19, preexisting immunity and Omicron infection were associated with reduced disease severity and upper respiratory symptom presentation.

While you are soaking up the summer sun, doctors say you can still get sick, including from two new COVID strains that are ...

While you are soaking up the summer sun, doctors say you can still get sick, including from two new COVID strains that are ...

“One of the most noticeable symptoms of the Stratus variant is hoarseness, which includes a scratchy or raspy voice," ...

A positive COVID-19 test result is not something that anyone wants to see — but now there may be an extra reason to avoid ...

CentraCare's Dr. George Morris, medical incident commander for the CentraCare COVID-19 command team, sat down with Times journalists to talk about COVID-19.

During the current "silent" COVID-19 surge, you are at greater risk for getting infected with the SARS-CoV-2. Here's what to do if you test positive for COVID-19 ...

People who have tested positive for Covid have explained what it's really like to have the infection now. Many have reported the symptoms they had and how they went on to carry out a Covid test.