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

The NB.1.8.1 COVID-19 variant was linked to a large surge of hospitalizations in parts of Asia earlier this year.

NB.1.8.1 — a new COVID-19 variant tied to a surge in China — now accounts for around 37% of cases in the U.S., according to variant proportion estimates from the CDC. Four notes: ...

In other developments, the ECDC today reported a slow rise in COVID activity in the Europe, which may partly reflect waning ...

COVID-19 is remains a public health concern five years after the start of the pandemic. What to know about vaccines, variants ...

It’s nerve-wracking to hear that a new variant is making the rounds, but infectious disease specialists say there are no ...

The World Health Organization (WHO) is keeping an eye on a new COVID-19 variant called NB.1.8.1, or “Nimbus,” that has spread ...

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

Health officials are tracking a new COVID-19 variant. This comes as confusion grows over vaccine recommendations moving ...

COVID-19 appears to be on the rise in some parts of California as a new, highly contagious subvariant — featuring "razor ...

A new Covid variant has spread to the U.S., including in New York state.