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

A new COVID-19 strain has been reported in dozens of countries, including the U.S. Here's what you should know about it.

A new COVID variant - NB 1.8.1 - is in New Jersey. Parents can take steps to protect their children from COVID this summer.

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

Is you throat always sore? You may be suffering from "razor blade throat,” a symptom tied to the new COVID variant, NB 1.8.1.

A new COVID variant - NB 1.8.1 - is creeping across the country; here are the symptoms to watch for, and vaccinations you'll ...

The Global Virus Network (GVN) is closely monitoring the emergence of a newly identified SARS-CoV-2 variant, NB.1.8.1, a ...

The WHO has designated NB.1.8.1, sometimes referred to as Nimbus, as a Variant Under Monitoring (VUM). It is a descendant of ...

The new variant of Covid, NB.1.8.1, which has lost its potential to cause severe infection, since May 2023 is considered a ...

according to Delaware Health and Human Services — even as a new variant, COVID NB 1.8.1, sweeps through much of the country. And with only 14.9% of Delawareans vaccinated with an updated dose ...

A new COVID variant known as NB.1.8.1 is on the rise in the U.S. and beyond, landing on the radar of health officials. The variant, first identified in January 2025, is now being closely monitored, ...

A new Covid strain called NB.1.8.1, has been found circulating in the UK with health officials giving advice to people who ...