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 contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to ...

A highly transmissible COVID-19 variant behind a rise in cases in China has made its way to the United States, and now attention is starting to focus on whether its symptoms bear any distinctions from ...

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

The Centers for Disease Control and Prevention's airport screening program has detected multiple cases of the new COVID-19 variant NB.1.8.1, which has been linked to a large surge of the virus in ...

The CDC confirms a new COVID-19 variant NB.1.8.1, which has been linked to a spike in cases in China, was detected in the U.S. in low numbers.

COVID-19 Enters the United States: A deadly new COVID variant NB.1.8.1, linked to China’s latest surge, is now in the US. Should you be worried about a fresh wave? Here's what you need to know.

Members of the public are being urged to be on alert amid a surge in cases of a highly transmissible new Covid-19 variant, ...

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 common questions about the new variant.

The COVID-19 NB.1.8.1 variant has been linked to a high number of cases in China and Hong Kong. Earlier this month, Hong Kong authorities issued a statement urging the public — especially high ...

The COVID-19 NB.1.8.1 variant has been linked to a high number of cases in China and Hong Kong. Earlier this month, Hong Kong authorities issued a statement urging the public — especially high ...