HARTFORD - The state Department of Health has issued a warning abut several recent outbreaks of a gastrointestinal illness suggestive of the norovirus.

The state has sent a warning to hospitals and doctors telling them to be on the lookout for the virus.

Symptoms of the virus include severe nausea, vomiting and diarrhea.

Doctors say one of the best ways to avoid the virus is to wash your hands frequently.