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

The World Health Organization (WHO) is keeping an eye on a new COVID-19 variant called NB.1.8.1, or "Nimbus," that has spread ...

With reports of a new variant of COVID-19 out there, it's important to remain informed and prepare. Public health experts are saying that the new Nimbus variant is more contagious, and they're ...

A new Covid-19 subvariant, NB.1.8.1, has gained attention following a rise in cases reported by WHO since mid-February 2025.

Just when many Americans were starting to feel a sense of normalcy, a new COVID-19 variant, dubbed "Nimbus," has emerged, quickly spreading across the nation and raising concerns among public health ...

COVID-19 appears to be on the rise in some parts of California as a new, highly contagious subvariant — featuring "razor ...

Questions are answered by experts at the Oregon Health Authority, other state agencies or community partners. Questions and ...

Cleveland Department of Public Health officials are warning of a "strong likelihood of increased community spread in the ...

A dangerous mpox outbreak is unfolding in Sierra Leone. In just the first week of May, cases rose by 61%, and suspected cases ...

Health authorities and clinicians across China are warning of a significant surge in COVID‑19 infections this July, driven by the NB.1.8.1 variant—a descendant of the JN.1 lineage that now dominates ...

While COVID-19 transmission remains low in the US, health experts are anxious about the potential for a big summer wave as ...

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