A child’s bulging stomach may be a normal physiological phenomenon, or it may be caused by a disease, if it is the latter, we need to actively identify the cause for treatment. Children’s digestive system is not yet perfect, and the development of abdominal wall muscles is not complete, so the phenomenon of abdominal bulging may occur after eating, but not accompanied by abdominal pain, bloating, nausea, vomiting, loss of appetite and other symptoms. This is a normal physiological phenomenon, parents do not need to worry too much, with the growth and development of children, the abdomen will not continue to bulge out significantly. If the child in addition to the bulging abdomen is accompanied by other uncomfortable symptoms, such as constipation, poor mental state, emaciation, etc., parents need to pay attention to the child should be taken to the hospital to improve the relevant examination, to clarify the cause of the disease, to receive targeted treatment. It is recommended that children with bulging tummies seek timely medical attention to avoid adverse consequences.