Norovirus initial manifestations of diarrhea, abdominal pain, nausea, vomiting and other digestive symptoms, accompanied by fever, chills, it is recommended that patients eat easily digestible, nutritious food, eat more vegetables, fruits, drink more water to promote gastrointestinal peristalsis, a good diet, you can do moderate exercise as well as aerobic exercise. Initial symptoms of norovirus, there will be stomach pain, diarrhea, vomiting, nausea, intestinal cramps, as well as body weakness, headache, lethargy, general aches and pains, runny nose and other reactions. When the symptoms of norovirus, we should go to the hospital in time, according to the doctor’s instructions for the correct use of drugs, actively cooperate with the doctor’s treatment, and maintain a good and optimistic state of mind. Norovirus mutates quickly, strong resistance, short incubation time after infection, long detoxification time, rapid reproduction, and a variety of ways of transmission, infectious diarrhea mostly with symptoms of norovirus.