If you show any of these signs, doctors say to get tested ASAP.

Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

With the "summer surge" drawing to a close, another uptick in cases is expected come fall. Here's what to know right now.

COVID-19 cases are beginning to climb across the U.S. Common symptoms of the virus have shifted slightly. Everyone experiences the virus differently—and getting vaccinated boosts your protection. Of ...

A new COVID variant known as NB.1.8.1 has made landfall in the United States. As of late May, the variant, which was first detected in China this past January, accounted for 10% of the SARS-CoV-2 ...

Add Yahoo as a preferred source to see more of our stories on Google. A new COVID variant known as NB.1.8.1 has made landfall in the United States. The variant, which was first detected in China this ...