"As these viruses continue to evolve, public health officials watch carefully to see whether new strains will be more easily spread or cause more severe disease, and they are continuously testing to ...

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 ...

A new variant of the virus that causes COVID-19 is spreading in the U.S., raising concerns about a potential wave of infections and reinfections to start the new year.

A Statistical Immune Correlates of Protection Model for Predicting Efficacy from Neutralizing Antibody Titers to Establish Immunobridging of ...

There’s been an increase in hospitalisations and in wastewater detections, and it’s expected to last another month or two.

Add Yahoo as a preferred source to see more of our stories on Google. While some liken it to the common cold, COVID-19 is still a lethal disease, and certain groups are still at a higher risk of a ...

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 ...

Flu has overtaken covid in infections and hospitalizations during the winter respiratory virus season, and their virulence is ...

Most people have put the COVID-19 pandemic behind them. Infections, vaccinations, or a combination of both have bolstered people's immunity, and while new variants continue to pop up, getting sick ...

SAN FRANCISCO -- A case of the coronavirus variant was detected in Southern California Wednesday, while a second suspected case has been identified in Colorado. According to officials, the COVID-19 ...

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 ...