Variant NB.1.8.1 accounted for 0% of U.S. cases in April. By mid-June, it was estimated to be the cause of around 37% of cases.

A nother summer, another COVID warning. Health officials and The World Health Organization (WHO) are reporting that the new ...

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

COVID-19 variant is quietly making its rounds across the United States, prompting health officials to reiterate the ...

The new COVID-19 variant NB.1.8.1, known as Nimbus, is causing concern due to its subtle symptoms and high transmission rate.

Nicknamed “razor throat," the symptom of the Nimbus variant is an intensely painful sore throat, with some patients likening ...

Nimbus (NB.1.8.1) is a descendant of the Omicron variant, and was first detected in January 2025. Since then, it has spread ...

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

As the new COVID-19 variant Nimbus takes a toll on the throats Learn the 10 most important things about the razor blade ...

New COVID variant NB.1.8.1, or Nimbus, is spreading rapidly in the US, accounting for over one-third of cases.

A new Covid variant spreading in the UK may be causing one “very painful” symptom, a doctor has warned. The new Nimbus Covid ...