Federal data shows COVID-19 is trending up in most states, with emergency department visits up among people of all ages.

The “Stratus” variant (XFG) was first identified in January in Southeast Asia. By June, it accounted for 14% of COVID cases ...

It's not what we might expect but it is possible to get the sniffles, or worse, in the summer. New data from the U.S. shows ...

A new COVID-19 variant is climbing the ranks in the United States, becoming the third-most common strain of the summer. Variant XFG, colloquially known as "Stratus," was first detected in ...

The Stratus (XFG) variant, a recombinant subvariant of COVID-19, is rapidly spreading across the US and globally. While not more severe, it's marked by early hoarseness and high transmissibility.

Stratus, a new strain of COvid-19, was responsible for 14% of the cases in the U.S. by the end of June.

A new COVID-19 variant is climbing the ranks in the United States, becoming the third-most common strain of the summer. Variant XFG, colloquially known as "Stratus," was first detected in ...

A new COVID-19 variant, known as Variant XFG or "Stratus," is spreading in the United States and worldwide. Current COVID-19 vaccines are expected to continue providing protection against ...