NB.1.8.1, a new Omicron subvariant, is under scrutiny as a variant under monitoring (VUM) due to its increasing global presence. While it appears more transmissible, severity hasn't increased.

The new, highly contagious Covid-19 variant NB.1.8.1 has been detected in the United States, according to the Centers for Disease Control and Prevention (CDC). CDC has also confirmed that NB.1.8.1 has ...

A new Covid variant, 'Nimbus,' scientifically known as NB.1.8.1, has been causing a noticeable surge in cases across Asia, the UK, and the US. This Omicrom sub-variant is gaining attention due to its ...

As of May 2025, a new COVID-19 variant, NB.1.8.1, is making headlines globally. Emerging as a subvariant of the Omicron lineage JN.1, NB.1.8.1 has been linked to recent surges in cases across Asia and ...