Norovirus is a gastrointestinal virus that is easily spread from person to person. Outbreaks are commonly reported on cruise ships, healthcare facilities, restaurants, schools and other community settings.  Other viral food borne illnesses such as Hepatitis A are also of concern in industrial settings.  Various measures can be taken by you and your establishment to limit the spread of these viruses.  General resources related to viral food borne illness follow, as well as industry-specific information.