The tummy is usually seen around the full moon to 2 months of age, mainly due to the small amount of food residue production, is a normal physiological phenomenon. After the full moon, breastfed babies will appear once a few days to defecate, mainly because as the baby grows up, the digestive enzymes in the intestine increase, intestinal peristalsis increases and forms a pattern, the absorption of gastrointestinal function gradually enhances, can fully digest and absorb breast milk, the amount of food residues produced will be less, not enough to stimulate the rectum to produce defecation reflex, so it will be shown as a prolonged bowel time or even about a week to defecate. Once. If the baby is in good spirits, eating milk normally, gaining weight steadily, and has normal soft stools, it is normal. In daily life, parents are advised to feed their babies more boiled water and massage their abdomen clockwise to help promote intestinal peristalsis and avoid the symptoms of indigestion.