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 ...

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 ...

COVID-19 activity is rising in much of the country. Data shows overall respiratory virus spread is very low in the U.S.

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

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

COVID-19 rates in the Southwestern United States reached 12.5% — the highest in the nation. It comes as California students ...

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

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

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

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