A new COVID variant is spreading quickly in the U.S. and bringing with it a painful new symptom.

Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of ...

A new Covid-19 variant called NB.1.8.1, or Nimbus, represents about a third of new US Covid-19 cases. Dr. Leana Wen answers ...

A new COVID-19 variant may be causing “razor blade” sore throats in people who get it. The Nimbus variant is driving a rise ...

A new COVID-19 variant, dubbed NB.1.8.1, or Nimbus, is becoming increasingly prevalent in the United States. Have any cases ...

Two new Omicron subvariants are gaining ground in the U.S. as some people report experiencing respiratory symptoms like ...

Cases of the recently identified Covid-19 variant NB 1.8.1. are rising. Some have dubbed the variant "razor blade throat" for ...

Health experts recommend Canadians, especially seniors, get the latest COVID-19 vaccines as the new Nimbus variant surges in China, India and parts of the U.S. A new study shows updated shots cut the ...

The fast-spreading COVID variant called Nimbus is leaving many with questions. What does this mean for Georgia?

The COVID-19 Nimbus variant is on the rise in the U.S. as many report a painful symptom known as "razor blade throat." If you ...