The XFG COVID-19 variant, aka "Stratus," is spreading rapidly in the U.S. as cases climb. Here's what to know about symptoms ...

A new Covid variant called XFG and nicknamed “Stratus” has become dominant in the UK, as the virus continues to mutate and ...

CDC wastewater also shows the XFG variant — nicknamed stratus — is most common in the U.S. Stratus can cause a “razor blade” sore throat and is considered a “variant under monitoring” by the World ...

World Health Organisation experts have voiced concerns that the Covid-19 pandemic was merely a foretaste of a far deadlier ...

The Covid-19 variant XFG detected recently in Malaysia is currently the predominant strain in Singapore, but there are no ...

A new Covid variant, dubbed Stratus, is spreading in the UK. Here's how its symptoms differ from other common viruses ...

The Centers for Disease Control and Prevention listed the COVID-19 delta variant as one of its "variants of concern" (VOCs) on June 15. According to the CDC, VOCs can be more contagious, more ...

Penobscot County, Maine, is grappling with the largest HIV outbreak in the state’s history. Home to Bangor, a city of roughly ...

The Nimbus variant of COVID-19 is on the rise, as many have reported a painful symptom they’re calling “razor blade throat.” If you have a severe sore throat, it’s important to get tested to rule out ...

A new Covid variant, known as 'Stratus', is spreading rapidly across the US and UK, bringing a surge in cases and an unusual ...

Four theories could explain the variants' ability to jump from person to person. In recent months, new variants of the virus that causes COVID-19 have been popping up all over the world, and experts ...