An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the coronavirus that has spread globally since early 2020. Framed as official guidance ...

A painful sore throat, often referred to as "razor blade throat", is just one of the symptoms of a new COVID-19 variant. This variant is currently being monitored by the World Health Organization.

As has been the case each year since 2022, updated COVID-19 vaccines were released leading into the fall season, and the shots should be broadly available to people age 6 months and up. For the first ...