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

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

In light of the recent surge in Covid-19 infections in various countries and the emergence of a new sub-variant of the virus, ...

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 ...

Just when many Americans were starting to feel a sense of normalcy, a new COVID-19 variant, dubbed "Nimbus," has emerged, ...

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 novel description for a COVID-19 symptom is driving a surge in Google searches, with people across the globe referring to ...

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

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 ...

Dhaka, June 14 -- 19 infections is sweeping across Bangladesh, triggered by the fast-spreading Omicron sub-variants JN.1, XFG, and XFC, reigniting public health concerns and prompting calls for ...