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

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

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 COVID-19 variant, Stratus (XFG), is rapidly spreading across the United States. It is characterised by a distinctive ...

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 cases are rising in the US, driven partly by the new 'Stratus' variant. Wastewater data shows increased viral ...

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

COVID-19 is surging again, indicated by rising wastewater levels and infections across many states. A new variant, Stratus ...

The US is seeing a summer surge in COVID cases driven by new variants Nimbus and Stratus. Cases are rising in 40 states, with ...

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

The surge of new COVID-19 variannt Stratus (XFG) in the US is being compounded by latest vaccine restrictions from the Trump ...