A highly transmissible new COVID-19 variant called NB.1.8.1, aka "Nimbus," is spreading in the United States, CDC data show.

The World Health Organization (WHO) is keeping an eye on a new COVID-19 variant called NB.1.8.1, or "Nimbus," that has spread ...

Is you throat always sore? You may be suffering from "razor blade throat,” a symptom tied to the new COVID variant, NB 1.8.1.

A new COVID variant - NB 1.8.1 - is in New Jersey. Parents can take steps to protect their children from COVID this summer.