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.

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

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

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

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

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

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.

As of May 2025, a new COVID-19 variant, NB.1.8.1, is making headlines globally. Emerging as a subvariant of the Omicron ...

NB.1.8.1, a new Omicron subvariant, is under scrutiny as a variant under monitoring (VUM) due to its increasing global ...

Early signs suggest NB.1.8.1 may be more transmissible than earlier variants, likely due to mutations in the spike protein.

By now, we're likely all familiar with the more general Covid symptoms of a temperature, loss of taste or smell, and a cough.

Human Services Secretary RFK Jr just ended the recommendation for healthy kids and pregnant women to receive a booster.