It's related to the omicron variant and is spreading in the U.S. now, causing more than 40% of Covid-19 cases.

The search for Derrick Groves intensifies as police say he may change his look—sparking a viral wave of disguise theories and ...

Reported symptoms of NB.1.8.1 are similar to other COVID-19 strains, but one distinctive complaint is a severe sore throat, ...

“Razor blade sore throat” has been reported as a symptom of Covid Nimbus by doctors and medical professionals internationally ...