Norovirus Infection

Norovirus infection can cause severe diarrhea and vomiting. Noroviruses are the leading cause of gastrointestinal illness in closed and crowded environments, such as hospitals, nursing homes, and cruise ships. Usually, people with norovirus infection develop diarrhea and abdominal pain and began vomiting within 24-48 hours of exposure. Norovirus symptoms can last several days, but most people