COVID-19 cases are rising across the United States, driven by new variants Stratus (XFG) and Nimbus (NB.1.8.1). While Stratus ...

Summer heat, outdoor fun ... and cold and flu symptoms? The three may not go together in many people’s minds: partly owing to ...

CDC tracks rising COVID cases in 45 states; NB.1.8.1 “Nimbus” leads U.S. infections while severe illness remains low.

The COVID-19 variant that may be driving a recent rise in cases in some parts of the world earned a new nickname: "razor blade throat" COVID.

The “razor blade sore throat” was a common symptom when the variant cropped up in China, WebMD reported and has been found in cases worldwide.

If you have a severe sore throat, it may not be what you think. CBS News New York health reporter Jenna DeAngelis spoke with doctors about what new COVID variant that seems to be spreading.

Dr. David Winter from Baylor Scott & White explains this new strain of the virus.