COVID-19 variant XFG accounted for 0% of U.S. cases in May. By late-June, it became the third-most common strain.

Doctors across multiple countries are flagging a painful new COVID-19 symptom tied to a fast-spreading variant: a sore throat so severe that patients compare it to swallowing razor blades. The symptom ...

Six years after COVID-19 first reached New Zealand, the country is experiencing its ninth wave of infections. But the virus we are living with today behaves very differently from the one that caused ...

A newer COVID variant called XFG is currently fueling cases of the virus across the country. Nicknamed “Stratus,” this variant first took hold over the summer and now makes up nearly 70% of COVID-19 ...

Add Yahoo as a preferred source to see more of our stories on Google. What are the most common COVID-19 symptoms doctors are seeing in October 2025? Read on to find out what to look out for, how to ...

A registry study across 14 Japanese clinics analyzed 179 cases of post-COVID-19 vaccination syndrome (PCVS) and identified ...

While a randomized controlled trial of vitamin D 3 supplementation in COVID-19 patients didn’t yield a significant reduction ...

CDC panel advises tracking COVID-19 vaccine injuries by establishing new ICD-10 codes and clinical guidelines to improve diagnosis and care.

It's been almost a year since Michael Reagan, 50, came down with COVID-19. "I woke up first thing in the morning and I felt really hot and out of breath," he said, recalling the morning of March 22, ...

Four years after infection with the wild-type SARS-CoV-2 strain, up to 60% of health care workers (HCWs) in Switzerland still ...

Add Yahoo as a preferred source to see more of our stories on Google. While most of us are long past the days of social distancing and isolation, the coronavirus is still dangerous, especially for ...

If you partied hard or just enjoyed seeing family during the winter holidays (whether it was Christmas, Hanukkah, Kwanzaa, New Year’s Eve or all of them!), chances are you were exposed to their germs.