Volunteer for NIAID-funded clinical studies related to norovirus infection on ClinicalTrials.gov.
Because there are so many types of noroviruses, you can become infected and show symptoms many times. Symptoms of gastroenteritis caused by noroviruses can include:
Symptoms usually develop within hours or a few days after you are infected with a norovirus. It usually takes a couple of days before you are better.
Last Updated November 03, 2010