Norovirus is ripping across Northern California as dozens are falling sick with horrific symptoms. The “extremely contagious” virus is sweeping over western San Francisco, Marin, Novato, Palo Alto, ...

Once norovirus is circulating, it can quickly become an outbreak.

It's the time of the year for holiday cheer, but also the season for coughing, sneezing and everything in between. Norovirus is a highly contagious virus that causes vomiting and diarrhea, according ...

A South Jersey school was hit with an outbreak of gastrointestinal illness last week, as cases of norovirus, a common stomach bug, recently surged nationwide. Camden County officials could not ...

Norovirus, also known as the winter vomiting bug, has officials at the Pyeongchang Games scrambling to stop its spread. The bug apparently began spreading when private security workers at the games ...

As of mid-November, nearly 14% of tests were coming back positive for norovirus. That’s more than double what we saw three months ago, when positivity was about 6%. A fast-moving stomach bug is ...

Add Yahoo as a preferred source to see more of our stories on Google. This winter, make sure you wash your hands thoroughly with soap and water before eating food outside. Cases of the dreaded ...

A fast-moving stomach bug is spreading across the country, and if you're not careful, doctors say the foodborne illness could ruin your holiday season. The norovirus, or what some people refer to as ...

Nearly half a million Americans visit the emergency room (ER) each year with a fast-spreading stomach bug called norovirus. While anybody can be infected, young children and seniors are at risk of ...