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

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

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 “Stratus” variant (XFG) was first identified in January in Southeast Asia. By June, it accounted for 14% of COVID cases in the U.S. While the symptoms of XFG are generally consistent with other ...