Less than 20 cases of the new COVID-19 variant, NB.1.8.1, had been reported in the U.S., as of Tuesday, May 27.

A new Covid-19 variant, NB.1.81, initially detected in international travelers, has surfaced in the US, raising concerns ...

In January, a new COVID-19 variant known as NB.1.8.1 was first detected in China. On May 23, the World Health Organization ...

A new Covid-19 variant, NB.1.8.1, has surfaced in the US, following a surge in China, with cases detected in international ...

NB.1.81. is the latest COVID-19 variant spreading in the U.S. and Europe. Infectious disease doctors explain NB1.8.1 symptoms ...

The highly infectious NB.1.81 Covid variant has been detected in the US, including in New York City, the Centers for Disease ...

The upward trend of COVID-19 infections across China is subsiding, with the epidemic having peaked or starting to decline in ...

The variant is similar to the LP.8.1 version of COVID-19 that now makes up 70% of U.S. cases. But officials say the new variant seems to be more transmissible and may more easily evade antibodies from ...

NB.1.8.1 is a descendant of the Omicron family. Like other Omicron sub-variants, NB.1.8.1 appears to be highly transmissible.

In some cases, "symptoms can escalate to more severe respiratory distress," infectious disease expert Dr. Tyler Evans told Newsweek.

The spread of NB.1.8.1 comes after the Trump administration announced a plan to limit access to Covid vaccines ...