spigelia anthelmia (unii: wyt05213ge) (spigelia anthelmia - unii:wyt05213ge) spigelia anthelmia: 2 [hp_x]
Not all people who are infected with a norovirus will develop symptoms. If symptoms of a norovirus infection do occur, the illness tends to begin suddenly. Common norovirus symptoms include: 1  Nausea. 2  Vomiting. 3  Watery diarrhea. 4  Some stomach cramping. 5  Dehydration.
Although a relatively mild infection, Norovirus infection can occur at any age because even if you have it once, you are not immune. The incubation period for Norovirus is anything from 24 hours to three days, and symptoms usually last 12-60 hours.The onset is sudden, and those affected often feel very nauseous and can start vomiting.lthough a relatively mild infection, Norovirus infection can occur at any age because even if you have it once, you are not immune. The incubation period for Norovirus is anything from 24 hours to three days, and symptoms usually last 12-60 hours.