COVID-19 cases are rising again in the United States, and the "stratus" variant might be to blame. The big picture: A summer ...

Variant XFG, colloquially known as "Stratus," was first detected in Southeast Asia in January but accounted for less than ...

A new COVID variant, "Stratus", has grown in the U.S. and has now climbed the ranks, but little is known about its impact in ...

COVID-19 variant XFG accounted for 0% of U.S. cases in May. By late-June, it became the third-most common strain.

The Stratus or XFG variant of COVID-19 is rapidly spreading across the US. Even though it may not be severe, doctors say it ...

The XFG variant, known as "Stratus," is gaining traction in the U.S., rising to 14% of cases since May. While the WHO ...

COVID-19 variant XFG accounted for 0% of U.S. cases in May. By late June it became the third-most common strain as COVID estimated to be growing in PA ...

Known officially as XFG, the variant was first detected in Southeast Asia back in January. For months, it flew under the radar in the States, barely any reported cases. However, Centers for Disease ...

The Stratus (XFG) variant, a recombinant subvariant of COVID-19, is rapidly spreading across the US and globally. While not ...

A new COVID variant is climbing the ranks in the U.S., becoming the third-most common strain of the summer. Variant XFG, colloquially known as "Stratus," was first detected in Southeast Asia in ...