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

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

A new strain of COVID-19 known as Stratus that is spreading worldwide has been detected in Arizona.

Federal data shows COVID-19 is trending up in most states, with emergency department visits up among people of all ages.

A new COVID variant is on the rise amid a nationwide summer surge of cases and it's on track to become the third most common ...

The XFG strain, nicknamed "Stratus," is the predominant variant currently circulating. It has been on the rise since May in the United States and comprised 65% of variants in circulation as of Aug. 9, ...

COVID-19 cases are rising across the U.S., with Texas among the hardest hit. Experts say the Stratus variant and summer ...

“Stratus,” originally known as Variant XFG, is the second most prominent strain of COVID in the United States. According to ...

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.

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 ...