The winter season ushers in a new globally spreading COVID-19 variant called XEC, a mix of KS.1.1 and KP.3.3, both from the ...

COVID levels in the U.S. remain high, according to wastewater detections, which is a retreat from the CDC’s label of “very ...

Health experts and scientists around the world are sharing thoughts on what they believe will be the next dominant COVID ...

Currently, KP.3.1.1 accounts for over half of all COVID cases in the U.S. The next closest subvariant circulating is KP.2.3, ...