"As these viruses continue to evolve, public health officials watch carefully to see whether new strains will be more easily ...

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 ...

In fall 2025, rumors spread that the strain of the virus in circulation that causes COVID-19 had "very different signs" compared to other strains of the virus. Referring to it as "COVID-25," people ...

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

With measles outbreaks, flu spikes, and COVID as a seasonal threat, learn key differences between these contagious diseases, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. On Tuesday, officials in Colorado announced ...

NEW YORK -- This holiday season held promise for Americans, many of whom spent Christmas 2020 in quarantine or away from loved ones due to a nasty winter COVID-19 surge. Yet in the last week or so, ...

Researchers have devised a new tool for discerning between naturally occurring viral outbreaks and those resulting from lab ...

PITTSBURGH, Pa. — Where biology meets technology, researchers are on the hunt for mutations of COVID-19. The Microbial Genome Sequencing Center, also known as MiGS, is one of several in the country ...