A new COVID-19 variant called NB.1.8.1 is seeing a surge in US and has become a cause of concern for health officials.

That’s because the variant — NB.1.8.1. or “Nimbus” — may cause painful sore throats. The symptom has been identified by ...

The newest variant, NB.1.8.1, also known as Nimbus, is now widespread in California and across the United States. The new ...

The new COVID-19 variant Nimbus is spreading quickly in California with chief symptom of razor blade throat making people ...

The new COVID-19 variants NB.1.8.1 and XFG are rapidly spreading and competing for dominance across the globe.

A new COVID variant is causing people to experience such severe sore throats that they say it feels like swallowing razor blades.