Yep, just in time for Valentine's Day.

Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

Do you have a sore throat, a runny nose and muscle aches? It could be a common cold, a case of the flu -- or COVID-19. The illnesses all share similar symptoms, sometimes making it hard to distinguish ...

COVID-19 plays a smaller role in everyday life, but the disease has not disappeared. Here are the symptoms you should be ...

A detailed analysis of immune cells in Long COVID patients has revealed a previously unknown molecular signature linked to ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty Images An alleged warning has spread online for years about a supposed "new COVID-Omicron XBB variant" — a new strain of the ...

Add Yahoo as a preferred source to see more of our stories on Google. "When COVID first appeared, we saw the lower respiratory tract manifestation, that is pneumonia. We don't see that anymore," Dr.