A new Covid-19 variant called NB.1.8.1, or Nimbus, represents about a third of new US Covid-19 cases. Dr. Leana Wen answers ...

A newer COVID-19 variant may be causing a severe sore throat in those who contract the infections. Here's what to know about ...

Airport screening in the U.S. detected the new variant in travelers arriving in California, Washington state, Virginia and ...

The COVID-19 Nimbus variant is on the rise in the U.S. as many report a painful symptom known as "razor blade throat." If you ...

The WHO has designated Nimbus as a ‘variant under monitoring’ and considers the public health risk low at the global level.

NB.1.8.1, a new COVID-19 variant that has caused concern among WHO officials, is now spreading in America, according to CDC ...

Covid variant NB.1.8.1, known as Nimbus, has been classified by the World Health Organization as a "variant under monitoring.

Nimbus has been detected in at least 14 states including New York, New Jersey, Massachusetts and Rhode Island.

A new COVID variant is causing people to experience such severe sore throats that they say it feels like swallowing razor blades.

A new COVID-19 variant spreading rapidly across the United States is causing excruciating throat pain that patients describe ...

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

There is no reported case of the new COVID-19 variant, NB.1.8.1, or “Nimbus,” in the Philippines, according to Health ...