Norovirus is a common but contagious virus that causes diarrhea, vomiting, nausea and stomach cramping. This virus is spread by having contact with another person who has the illness and is showing symptoms.
Frequent hand washing and staying home when sick are the most important defenses against spreading or contracting a Norovirus. Learn more prevention tips in the Denver Public Health Noroviros Fact sheet. We also offer this information on Norovirus in Spanish.