According to the World Health Network and Global Initiative on Sharing All Influenza Data, NB.1.8.1 has been detected in New ...

A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

Sharp throat pain that feels like swallowing razor blades—this symptom is particularly noticeable in infections with the new ...

Once again, a new strain of COVID has hit the country, and that includes Rhode Island. According to the Centers for Disease ...

Once again, a new strain of COVID has hit the country, and that includes the state of Massachusetts. According to the Centers ...

A COVID-19 strain with the nickname of "nimbus" has become the dominant variant of that disease in the U.S. but hasn't yet been confirmed in Kansas.

A new variant of COVID-19 known as NB.1.8.1, or “Nimbus,” was first observed last January and has since been identified as ...

The World Health Organization has added the variant, known formally as XFG, to its monitoring list. A dry, irritated throat ...

It's related to the omicron variant and is spreading in the U.S. now, causing more than 40% of Covid-19 cases.

A new Covid strain might trigger another "surge of infections, an expert has warned. The XFG variants, alternatively referred ...

A new Covid strain might trigger another "surge of infections, an expert has warned. The XFG variants, alternatively referred ...