The new variant, NB.1.8.1, is also a subvariant of the Omicron variant. It has spread rapidly, and the earliest sample of ...

A new COVID-19 variant is spreading across the United States, but experts warn that this variant has a new painful symptom.

COVID-19 is essentially a respiratory infection that infects the body through the nose, mouth, and throat, which are part of ...

Reports say the new COVID variant, NB.1.8.1, can cause an intense, scratchy sore throat. But is 'razor blade throat' really a ...

A new COVID-19 variant is spreading rapidly through the U.S. What to know about NB.1.8.1 and its symptoms in Tennessee.

A new COVID-19 variant named "Nimbus" has been detected in the U.S. and is spreading rapidly. Here's what to know about symptoms and vaccines.

A new COVID-19 variant spreading in some parts of the world has been nicknamed "razor blade throat" because of its painful ...