Washington is among a dozen states seeing elevated levels of COVID as a new variant ripples through the nation. Why it ...

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

COVID-19 rates in the Southwestern United States reached 12.5% — the highest in the nation. It comes as California students ...

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

COVID-19 cases are rising across the United States, driven by new variants Stratus (XFG) and Nimbus (NB.1.8.1). While Stratus is anecdotally linked to hoarseness and Nimbus to severe sore throat, they ...

The Stratus or XFG variant transmits easily and is spreading worldwide. Stratus is a combination of variants F.7 and LP.8.1.2 ...

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 ...

A new COVID variant called XFG, or "Stratus" is spreading. Here's what you need to know about the incubation period, symptoms (including particular throat symptoms) and when to take a test.

Study Suggests COVID Shots Saved Fewer Lives Compared With Prior Estimates — Sharp age-driven differences in vaccination's mortality benefits could shape future policies ...