The “Stratus” variant (XFG) was first identified in January in Southeast Asia. By June, it accounted for 14% of COVID cases ...

CDC wastewater also shows the XFG variant — nicknamed stratus — is most common in the U.S. Stratus can cause a “razor blade” ...

A new COVID-19 variant called Stratus, or XFG, is spreading in America. It was first found in Southeast Asia. The CDC says it ...

Western states appear most at risk for COVID-19 cases right now, according to the Centers for Disease Control and Prevention, as the "stratus" variant and other versions of the virus circulate ...

The "probability" of a COVID-19 epidemic trend growing in California is 99.52%, according to the most recent CDC data.

Federal data shows more emergency department visits for COVID across all ages. Wastewater testing confirms that the new XFG variant that’s been nicknamed stratus is now the most common in the U.S.

COVID-19 infections are climbing across nearly the entire country as the U.S. enters what experts call an expected summer ...