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 ...

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

NB.1.8.1 is one of the latest variants of COVID-19, a "slightly upgraded version" of the LP.8.1 variant that is prominent ...

A document the Department of Health and Human Services distributed to members of Congress to justify recent changes to ...

Multiple news reports have linked the subvariant, NB 1.8.1, to "razor blade throat," in part because of postings on social ...

Colorado has enhanced pandemic readiness with new public health technologies and staff following lessons from COVID-19.

Patients and doctors say the latest COVID-19 variant spreading in the U.S. in some cases causes a sore throat so painful it ...

Most people have put the COVID-19 pandemic behind them. Infections, vaccinations, or a combination of both have bolstered ...

Now that Covid vaccines are no longer recommended for healthy children and pregnant people, boosters could be a lot more ...

STATEN ISLAND, N.Y. — Richmond University Medical Center will soon unveil a new exhibit designed to memorialize the ...