Doctors across multiple countries are flagging a painful new COVID-19 symptom tied to a fast-spreading variant: a sore throat so severe that patients compare it to swallowing razor blades. The symptom ...

A new variant of the virus that causes COVID-19 is spreading in the U.S., raising concerns about a potential wave of ...

A new COVID-19 variant called "Stratus" has been circulating in Oklahoma, and the state's positive test rate has been higher than the national average during the summer months. Stratus is the ...

How parents can take steps to protect their family and children from contracting and spreading the new COVID variant, NB 1.8.1. this summer.

COVID-19 cases were relatively low across the country for most of the summer, but they’re now creeping up again. Data shows that this is thanks to the new COVID-19 variant XFG, nicknamed Stratus, ...

AI-generated summary reviewed by our newsroom. Read our AI Policy. XFG variant rose from 14% to 78% of U.S. cases between June and August 2025. Updated vaccines offer protection; older or at-risk ...

As summer comes to an end, COVID-19 cases are on the rise again in California. While respiratory viruses usually peak in the winter, the novel coronavirus can also surge in the warmer months.

XFG variant rose from 14% to 78% of U.S. cases between June and August 2025. Updated vaccines offer protection; older or at-risk adults advised to act early. CDC urges masks, hand hygiene and rapid ...