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” ...

The XFG strain, nicknamed "Stratus," is the predominant variant currently circulating. It has been on the rise since May in ...

United States is seeing a rise in Covid cases in the summer season a new variant 'XFG' is to be blamed for the rise. As of August 9, XFG is now the dominant variant circulating in the US with western ...

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.