The common pathogens of viral enteritis are rotavirus and norovirus. Rotavirus infection is most common in infants and children aged 6 months to 2 years, and rarely develops after the age of 4 years, mainly in late autumn and early winter, with an incubation period of 1 to 3 days. Norovirus infection generally occurs in children over five years of age and adults, winter is common, also known as “winter vomiting disease”. 1, rotavirus is generally spread through the fecal mouth, in the small intestine of the intestinal mucosa reproduction, resulting in digestive disorders, mainly manifested as dilute yellow watery stool, no mucus and pus blood, the amount is more, 5 to 10 times / day, some patients appear fever, mostly low fever, can be accompanied by abdominal distension, abdominal pain, nausea and vomiting and other performance, no special treatment drugs, general symptomatic treatment is the main, if the symptoms are relatively light, you can pay attention to If the symptoms are mild, can be treated by paying attention to dietary hygiene, oral rehydration salt. 2, norovirus infection within 48 hours, patients will appear vomiting, diarrhea and other symptoms of acute gastroenteritis, vomiting symptoms are more common, is a self-healing disease, symptomatic treatment is needed. If there are symptoms of dehydration, it is important to go to the hospital promptly. So, cause viral enteritis pathogen mainly rotavirus and norovirus, in order to avoid interference usually to manage good personal hygiene, such as to do before and after meals wash hands, be sure to wash hands thoroughly with soap and water; melons and fruits are best peeled after eating, etc.