This time of year is prime season for these fast-spreading illnesses.

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, ...

A norovirus outbreak overtook a Princess cruise ship that sailed through the Caribbean last week, sickening 150 people ...

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 ...

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

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

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 ...

Norovirus, the infamous "winter vomiting disease," is surging again across the United States. Norovirus is a highly contagious stomach bug that causes sudden, often violent bouts of diarrhea and ...

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