A new COVID-19 variant, known as XFG or “Stratus,” is surging across the United States, swiftly becoming the third-most ...

XFG is a recombinant of variants F.7 and LP.8.1.2, the latter now 2nd most common in the US. It may evade immunity better but doesn’t spread faster.

The new COVID-19 variant, XFG or "Stratus" originates from mutations of variants F.7 and LP.8.1.2. It appears less contagious than other strains but may evade immune responses. , US News, Times Now ...

COVID-19 Cases In the US: The United States has lately seen an alarming rise in COVID-19 cases linked to a new variant, which ...

United States grappling with a fresh COVID-19 wave driven by the XFG and Niumbus variants, concerns are mounting over whether ...