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

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, ...

Norovirus, a common group of viruses causing gastroenteritis, is in its peak season. Here's how to avoid getting sick.

Add Yahoo as a preferred source to see more of our stories on Google. 'Tis the season of vigorous handwashing and using copious amounts of hand sanitizer as Americans try to avoid getting sick before ...

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 ...

Pediatricians at Penn State Health Golisano Children's Hospital are seeing viral upper respiratory infections, flu and RSV.

Norovirus, also known as the “stomach flu” or “winter vomiting sickness,” is active across the nation. But cleaning and disinfecting can help check its spread, experts say. Precautions are crucial ...

Think you're safe from norovirus, the nasty bug behind the stomach flu, if you steer clear of someone who has it? Think again. Researchers in Oregon investigating an outbreak of stomach flu among some ...

Ah, the classic signs of winter: Freezing temperatures, icy roads and calling in sick. It's no secret that winter is a time when illness is prominent. Coughs, colds and viruses are easily spread this ...

During the last month McCosh Health Center has faced an increasing number of gastroenteritis cases, McCosh staff members said. Since students began returning to campus from winter recess 53 people ...

'Tis the season of vigorous handwashing and using copious amounts of hand sanitizer as Americans try to avoid getting sick before the holidays. Health agencies like the Centers for Disease Control and ...

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: ...