It is unknown whether the newest COVID-19 variant NB.1.8.1, also known by the nickname “razor throat” for one of its defining ...

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 ...

CHICOPEE, Mass. (WWLP) – Doctors are warning of two new COVID-19 strains this summer that are currently going around.

The World Health Organisation (WHO) has urged vigilance on a newly emerged COVID-19 variant, officially labelled as XFG and ...