For the week ending Aug. 2, 6.4% of COVID-19 tests came back positive in Wisconsin, state Department of Health Services data ...

The new XFG COVID variant, aka "Stratus," is spreading rapidly in the U.S. as cases rise. Here's what to know about the ...

A new COVID variant is on the rise amid a nationwide summer surge of cases. Positive cases in Mississippi are climbing. What ...

The Stratus or XFG variant transmits easily and is spreading worldwide. Stratus is a combination of variants F.7 and LP.8.1.2 ...

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

The XFG “Stratus” COVID-19 variant, now the third most common in the US, is surging in 12 states with high positivity rates.

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

A new COVID variant is on the rise amid a nationwide summer surge of cases. Positive cases in Mississippi are climbing. What are the symptoms?

Variant XFG, colloquially known as "Stratus," was first detected in Southeast Asia in January but accounted for about 0% of cases in the United States until May.

A new COVID-19 variant, Stratus (XFG), has been detected in Arizona and is spreading globally. Stratus is a descendant of the ...