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.

First identified in January, NB. 1.8.1 is spreading quickly across multiple countries, leading to an increase in cases and ...

As the Trump administration moves to limit COVID booster vaccines for some, here's what to know about the latest variant NB.1 ...

While the WHO points out that NB.1.8.1 is “growing rapidly compared to co-circulating variants,” the agency also notes that ...

Doctors break down the new NB.1.8.1 COVID variant, plus why it's getting so much attention right now. Here's what they want ...

The NB.1.8.1 subvariant of Omicron is spreading rapidly in India and other countries. The variant has been known to evade ...

Dr. William Schaffner, Vanderbilt University School of Medicine professor of medicine and preventive medicine, says the new ...

New COVID variant NB.1.8.1 spreads rapidly worldwide with 6 spike mutations. Learn symptoms, vaccine protection, and safety ...

A new COVID variant "growing rapidly" in parts of the world has now been detected in the U.S. The new variant, NB.1.8.1, has ...

A new COVID variant NB.1.8.1 is spreading in United States. Health officials are monitoring its impact. The variant is more ...

The World Health Organisation (WHO) has classified a new Covid variant, known as NB.1.8.1, as a "variant under monitoring" ...

Preliminary data from researchers in China suggest the NB.1.8.1 variant is not better at evading the immune system compared ...