Painful sore throats have been a common symptom of previous COVID strains, but Nimbus is gaining attention for what some ...

A new COVID variant called NB.1.8.1, aka Nimbus, is spreading in the U.S. and causing an incredibly painful sore throat, ...

A new COVID-19 variant, nicknamed Nimbus, is rising around the world - including in California - and known for giving "razor blade throat" symptoms. Officially called NB.1.8.1, the variant was labeled ...