Feeding your newborn baby is a top priority for the whole family. Some babies are prone to dry heaving, which often causes anxiety and concern to parents. Therefore, it is necessary for new mothers and fathers to understand the causes of dry heaving in newborns. Newborn dry heaving is often related to its own physiological characteristics. Due to the small capacity of the newborn’s stomach, the stomach is horizontal position, the stomach muscle development is not perfect, the entrance cardia is relaxed, the exit pylorus tension, poor intestinal nerve regulation and gastric acid, pepsin secretion is reduced, etc., often easy to dry vomiting, and even vomiting. If the feeding method is not too proper, drinking air or milk flowing too fast at the same time, turning the baby after feeding, it often causes dry vomiting and even vomiting. Repeated dry vomiting, accompanied by mental discomfort, may be sick, pneumonia, indigestion, intracranial disease, etc. can be manifested as dry vomiting, need to seek medical attention as soon as possible. Pay attention to the baby feeding method, burp in time after feeding, do not change the baby’s diaper after feeding, learn the correct care method, newborn dry heaving will gradually reduce. If repeated dry vomiting, vomiting, mental state is not good, affecting the baby’s normal state of life and growth and development, consider not physiological dry vomiting, need to see a doctor.