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.
Symptoms include nausea, diarrhea, fever, and body aches. Most norovirus outbreaks in the United States occur between November and April. According to the National Center for Biotechnology Information (NCBI), viral gastroenteritis is the leading cause of severe diarrhea in adults and children.