The XFG variant of the severe acute respiratory syndrome coronavirus 2 as continued to spread as the U.S. heads into peak Summer travel season. (Photo by I RYU/VCG via Getty Images) There’s another ...

Symptoms appear to be similar to other COVID variants, the WHO says. Cases of the new COVID-19 variant NB.1.8.1, a descendent of the Omicron variant, are on the rise in some parts of the world, ...

The most recent entrant to the WHO’s list is NB.1.8.1, derived from recombinant ancestor XDV.1.5.1. With multiple mutations in its spike protein, NB.1.8.1 is being closely observed for its potential ...

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.