Babies always spit up, consider and digestive disorders, gastroesophageal reflux, congenital esophageal stenosis and other diseases, should be promptly to the hospital for further clarification of the cause of the disease, and then timely consultation. 1. Digestive disorders: the digestive function of the baby itself is not yet perfect, when too much or improper breastfeeding, the baby’s stomach and intestines are stimulated, can not be digested properly, thus causing spitting up phenomenon, and there will be anorexia, nausea and other symptoms. 2. Gastroesophageal reflux (GERD): usually due to the poor development of the muscles at the junction of the esophagus and the stomach, when breastfeeding, food enters and stimulates the gastroesophageal junction, resulting in spitting up. 3. Congenital esophageal stenosis: it may be due to the congenital narrowing of the baby’s esophagus, the ingested food can not enter the intestines and stomach normally, and then always spit up the phenomenon, congenital esophageal stenosis usually appear food reflux, choking and coughing and other symptoms. If the baby always spits up, it may also be related to immature stomach development, gastroenteritis and other diseases.