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

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

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

COVID-19 cases are rising in the US, driven partly by the new 'Stratus' variant. Wastewater data shows increased viral ...

The XFG variant, known as "Stratus," is gaining traction in the U.S., rising to 14% of cases since May. While the WHO ...

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

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

The COVID-19 Stratus variant is spreading globally, showing new symptom patterns and raising questions about immunity, ...

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

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