A new COVID variant is on the rise amid a nationwide summer surge of cases and it's on track to become the third most common ...

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), has been detected in Arizona and is spreading globally. Stratus is a descendant of the ...

WHO is monitoring the fast-spreading XFG "Stratus" COVID variant, now the third-most common US strain, as it spreads into ...

Stratus' is the new COVID variant growing in the U.S. and the rest of the world. However, COVID-19 cases are down in ...

Variant XFG, also known as “Stratus,” was first detected in Southeast Asia back in January but accounted for very few of ...

CDC tracks rising COVID cases in 45 states; NB.1.8.1 “Nimbus” leads U.S. infections while severe illness remains low.

After its January debut, XFG climbed to number three on the CDC COVID variant list by late June, accounting for an estimated ...

The CDC has moved to using longer data timeframes for COVID tracking due to low reporting from states. According to the latest data for the two weeks ending June 21, variant NB.1.8.1 remained the most ...

The Centers for Disease Control and Prevention said a new COVID variant is spreading across the country. The variant is ...

A new strain of Covid, with a unique symptom, is circulating in the UK, accounting for a high proportion of cases in England. The new strain, called Stratus, has two variants, XFG and XFG.3, with ...

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