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 ...

Experts are worried that despite the hard-won lessons of covid, we are not fully prepared for the next pandemic.

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

The WHO warns that a new, more dominant COVID strain is on the loose—and spreading rapidly. What to know about the XFG ...