3-month-old infants are always constipated, to clarify whether there is a congenital malformation lesion in the intestine, if there is no malformation lesion needs to be resolved to consider the problem of gastrointestinal function. If there is a problem with gastrointestinal function, the child’s diet should be adjusted, the diet is usually breast milk and formula, breastfeeding parents can pay attention to the mother’s diet. If formula fed need to adjust the formula, change the formula treatment. Treatment through medication as well as traditional Chinese medicine massage, medication can be taken orally to adjust the constipation of drugs, such as lactulose oral liquid and mamma love and other drugs to adjust. At the same time, it can be combined with traditional Chinese medicine massage and tuina. Massage can be clockwise kneading abdomen, each time kneading 1-3 minutes, 3-5 times a day. You can clear the large intestine meridian by pushing 100 times each time, 3 times a day. Chiropractic can be chiropractic, chiropractic is from the tailbone to the neck from the bottom up, each time the chiropractic lift 1 minute, 3 times a day chiropractic.