Nimbus COVID Variant Spreads Across 13 States with Unique Symptoms

A new Covid variant called Nimbus has been detected in 13 US states, showing increased infectivity and a unique symptom called 'razor blade throat.' Despite its spread, global health authorities believe current vaccines remain effective, and updates to vaccines are underway to better target this strain. Experts warn of a potential summer surge due to waning immunity and increased indoor activity.