Norovirus—the “winter vomiting bug”—is responsible for millions of cases of vomiting and diarrhea each year.

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 ...

The very contagious virus causes vomiting, diarrhea and severe dehydration.

"Shellstock, or raw, live molluscan shellfish such as oysters and clams contaminated with norovirus can cause illness if ...