The dreaded norovirus — the "vomiting bug" that often causes stomach flu symptoms — is climbing again in California, and doctors warn that a new subvariant could make even more people sick this season ...

A norovirus particle is pictured in this 3D illustration by Jessica A. Allen for the U.S. Centers for Disease Control and Prevention, shared via Wikimedia Commons. CDC / Jessica A. Allen, Illustrator: ...

Norovirus is the leading cause of food-related illnesses and outbreaks in the United States. It is highly contagious, often spreading when infected restaurant employees and food workers touch raw ...

Winter is often associated with colds, but this season, another illness has been especially prominent. As a medical resident, I’ve noticed a marked increase in norovirus cases, which has also been ...

Washing your hands is important to protect yourself from norovirus, which is resistant to hand sanitizer. (Ulrich Baumgarten via Getty Images) The dreaded norovirus — the "vomiting bug" that often ...