"Razor blade throat" is one of the symptoms connected to a new COVID-19 subvariant called "Nimbus" that is spreading across ...

That's because the variant — NB.1.8.1. or “Nimbus” — may cause painful sore throats. The symptom has been identified by ...

Jameelah Mullen A new COVID-19 variant called “Nimbus” (B.1.8.1) is spreading in the U.S., making up more than 37% of cases, according to Salon.