Infants often vomit to consider the following reasons: 1, the baby’s digestive system is not well developed, the stomach is horizontal, small capacity, pancreatic sphincter relaxation, intake of milk a little more than the amount of spit up, with age, the number of times gradually reduced, 7-8 months will improve. 2, improper feeding, in the time of the milk is too, too fast and too much, breastfeeding incorrect posture can be caused by the spit up, to control the amount of milk. Not immediately after feeding flat, to erect, pat the back, let the baby hiccups will not be easy to spit up. 3, intestinal cold, intestinal cold, resulting in flatulence caused by spitting, oral intestinal probiotics, hot compresses or clockwise massage of the abdomen can be relieved. 4, digestive system deformities, such babies vomit serious, can appear after birth, the development of more thin, should be examined in the hospital for a definitive diagnosis. If the baby has severe vomiting, do not blindly use antiemetic drugs, so as not to delay the condition.