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

The "probability" of a COVID-19 epidemic trend growing in California is 99.52%, according to the most recent CDC data.

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

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

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

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

Released Tuesday, the AAP's recommendations call for routine vaccination of children ages 6 months to 2 years, citing ...

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

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

The XFG variant, known as "Stratus," is gaining traction in the U.S., rising to 14% of cases since May. While the WHO monitors it, the variant's public health risk is considered low, and existing ...