Children’s hiccups may be related to physiological factors such as diaphragmatic spasm and pathological factors such as brain and chest lesions. 1. Physiological factors: due to the abdomen is cold, or due to eat a relatively cold food, as well as a short period of time to eat a relatively large amount of food, so as to swallow a large amount of air and other circumstances, resulting in diaphragmatic spasm will cause children hiccups phenomenon. 2. Pathological factors: some diseases such as encephalitis and other brain diseases, pleurisy and other chest diseases, diaphragmatic lesions, gastrointestinal infections may also lead to hiccups in children. Children hiccups may also have other causes, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.