Children eat and then pull, may be lactose intolerance, irritable bowel syndrome, acute gastroenteritis and other diseases. 1. Lactose intolerance: this disease is related to the congenital lactase expression is reduced, or a variety of infectious diseases, medications and other causes, the main manifestations of abdominal distension, intestinal colic, diarrhea, and so on, some of the children will appear to eat after the symptoms of pulling. 2. Irritable bowel syndrome: the etiology of this disease is still unclear, may be related to abnormal gastrointestinal dynamics, visceral hypersensitivity, neurological abnormalities, intestinal infections and other factors. Typical symptoms include persistent diarrhea, abdominal pain, etc., which can sometimes be manifested as pulling after eating. 3. Acute gastroenteritis: the disease is caused by viruses, bacteria and other pathogenic microbial infections, such as rotavirus, Escherichia coli, etc., may also be due to eating a large number of acidic foods or seafood allergies and other non-infectious factors, common symptoms of diarrhea, abdominal pain, nausea, vomiting, and in severe cases, will appear to have eaten after pulling the situation. Children who have diarrhea after eating may also have other causes, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.