Babies who have not pooped for a week may be constipated, and the causes are: improper diet, irregular bowel movements, and pathological factors such as congenital megacolon. For different reasons for treatment. 1. Improper diet: unreasonable dietary structure, bad defecation habits, low activity may lead to dry stools can not be pulled out, can adjust the dietary structure. Dietary fiber food, such as green vegetables, fruits, coarse grains, etc.. 2. Irregular bowel movements: Cultivating the child’s bowel habits and appropriate exercise can relieve dry stools. 3. Congenital megacolon: there are often constipation, abdominal distension, vomiting and other symptoms, can be recommended under the guidance of a professional doctor to use drugs, such as Keserol, to alleviate the symptoms of constipation. If necessary, take surgical resection to improve functional intestinal obstruction. Infants did not poop for a week, you should take your baby to the hospital in time, by the guidance of a professional doctor to deal with, to avoid delays in the condition.