SAN FRANCISCO -- There has been a lot of talk about testing for the coronavirus, but you may not entirely understand what the different tests are for. The coronavirus makes some people sick, some ...

A new COVID variant called XFG, or "Stratus" is spreading. Here's what you need to know about the incubation period, symptoms (including particular throat symptoms) and when to take a test. If it ...

Add Yahoo as a preferred source to see more of our stories on Google. A painful sore throat, often referred to as "razor blade throat", is just one of the symptoms of a new COVID-19 variant. This ...

As the coronavirus that causes COVID-19 continues to evolve, a new variant known as NB.1.8.1 or nimbus has people complaining about one particularly unpleasant symptom: a severe sore throat.

CHARLESTON, S.C. (WCSC) - Medical officials in the Lowcountry are warning about a sharp increase in COVID-19 cases, fueled in part by a new variant being called “Razor Blade COVID” because of its ...