The causes of dry heaving in infants include: 1, phytoregulatory diaphragmatic spasm, resulting in continuous contraction of the diaphragm; 2, gastroesophageal reflux: caused by the gastric mucosa of the transverse muscle dysplasia, gastroesophageal reflux can also cause hiccups; 3, dyspepsia: dyspepsia can also occur when the stomach is distended, stomach gas can also lead to hiccups, if the child does not have fever, vomiting, diarrhea, and other symptoms, but only the hiccups, usually feed more Warm water can be, usually not used as a special treatment. In fact, such hiccups or dry heaves are related to the child’s physical development. Different stages of the child, the development of its nervous system is different, until a certain degree, the development of perfect, these symptoms will naturally disappear, do not need to pay too much attention.