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 ...

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 ...

The variant, NB.1.8.1, has been identified as the cause of Covid-19 resurgence in China and several other Asian countries. Experts in Europe are predicting a possible increase in cases there.

A new COVID-19 variant marked by a painful “razor-blade throat” symptom is spreading rapidly in the United States. The strain ...

A new COVID variant called "Nimbus" is spreading. Here's what you need to know about the incubation period, symptoms ...

The fast-spreading COVID variant called Nimbus is leaving many with questions. What does this mean for Georgia?

While COVID-19 transmission remains low in the US, health experts are anxious about the potential for a big summer wave as ...

A new, highly infectious COVID-19 strain that has been running rampant in China has now been detected in the US, including cases in New York City, according to the Centers for Disease Control and ...

The variant, NB.1.8.1, has been identified as the cause of Covid-19 resurgence in China and several other Asian countries. Experts in Europe are predicting a possible increase in cases there.