Experts said that COVID-19 vaccines are expected to be effective against this variant known as "nimbus." Here's what to know about it.

Variant NB.1.8.1 was first detected in China in January, reported USA TODAY, but accounted for virtually none of COVID-19 ...

As a new variant that causes 'razor blade throat' spreads, the FDA updates vaccine warnings to include information on heart ...

A painful sore throat is a signature symptom of an Omicron subvariant called NB.1.8.1, or Nimbus. It now makes up about a third of U.S. COVID-19 cases. Find out what you can do to get relief.

A new COVID-19 variant marked by a painful “razor-blade throat” symptom is spreading rapidly in the United States. The strain ...

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