Children always vomit, the following common situations: 1, non-organic lesions, mainly refers to the baby’s body organs without special abnormalities, because in the process of breastfeeding swallowed too much air, resulting in air swallowing symptoms, by improving the feeding position, with the age of vomiting will be significantly reduced. 2, digestive tract diseases, such as congenital pyloric hypertrophy or stenosis, or congenital small intestine atresia, intestinal perforation, intussusception, etc. All will occur vomiting, during the baby’s poor mental state, vomiting obvious, to promptly go to the hospital.