The Covid-19 variant ‘Nimbus’, which causes a ‘razor blade’ throat symptom, is under monitoring and currently poses a low global public health risk.

A new Covid-19 variant – NB.1.8.1 or “Nimbus” – may be driving a recent rise in cases in some parts of the world. The rise is cases in primarily seen in eastern Mediterranean, Southeast ...

Patients and doctors say the latest COVID-19 variant spreading in the U.S. in some cases causes a sore throat so painful it has earned the nickname “razor blade throat.” The nimbus variant, w… ...

A new COVID variant is bringing a painful side effect to Americans. The variant is officially called NB.1.8.1, or Nimbus. Some patients say it's causing them such a severe sore throat that they ...

A new COVID variant is bringing a painful side effect to Americans. The variant is officially called NB.1.8.1, or Nimbus. Some patients say it's causing them such a severe sore throat that they feel ...

The variant is officially called NB.1.8.1, or Nimbus. Some patients say it's causing them such a severe sore throat that they feel like they're swallowing razor blades.