Were you looking for information about Norovirus? Noro virus is a common misspelling of norovirus.
Norovirus is a virus that can cause the stomach flu, among other illnesses. It is highly contagious and can spread easily from person to person, through eating food, drinking liquids, or touching surfaces or objects that are contaminated with the virus. Noroviruses are found in the stool or vomit of infected people. People who are infected are usually contagious from the moment they begin feeling ill to at least three days after recovery.
(Click Norovirus to find out what other illnesses can be caused by norovirus and to learn how to prevent transmission of this virus.)