The XFG “Stratus” COVID-19 variant, now the third most common in the US, is surging in 12 states with high positivity rates.

In the last month, the XFG variant has driven an increasing proportion of cases. As of Aug. 13, Stratus is now the ...

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

CDC wastewater also shows the XFG variant — nicknamed stratus — is most common in the U.S. Stratus can cause a “razor blade” ...

A new COVID variant is on the rise amid a nationwide summer surge of cases. Positive cases in Mississippi are climbing. What are the symptoms?

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

As the new ‘stratus’ variant spreads, several US states face sharp COVID-19 spikes ahead of school reopenings.

Known officially as XFG, the variant was first detected in Southeast Asia back in January. For months, it flew under the ...

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

The CDC remarks the new COVID-19 variant Stratus XFG as the third most common variant circulating in the United States.

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 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 ...