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

The XFG strain, nicknamed "Stratus," is the predominant variant currently circulating. It has been on the rise since May in ...

The new XFG COVID variant, aka "Stratus," is spreading rapidly in the U.S. as cases rise. Here's what to know about the ...

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 again in the United States, and the "stratus" variant might be to blame. The big picture: A summer ...

A new COVID-19 variant, Stratus (XFG), has been detected in Arizona and is spreading globally. Stratus is a descendant of the ...

According to the Centers for Disease Control and Prevention, the strain is now the third most common COVID-19 variant in the ...

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.

COVID-19 cases are rising across the United States, driven by new variants Stratus (XFG) and Nimbus (NB.1.8.1). While Stratus ...

Covid-19 cases in the US are increasing, with the highest activity reported in western states including Alaska, California, ...

Up to six million older adults aged between 65 and 74 will not receive a COVID-19 jab this winter, even thought they were ...