Norovirus, a gastrointestinal illness so severe it has earned the evocative sobriquets “winter vomiting disease” and “two-bucket disease,” inspired by the vomiting and diarrhea (often ...

Norovirus is the leading cause of vomiting and diarrhea and is likely what you have when you’re sick with the “stomach flu” or “a stomach bug,” according to the Centers for Disease ...