The frequent hiccups in the stomach are usually caused by diaphragm spasm, stomach generated diseases, or suffering from central related diseases, as follows: 1. Diaphragm spasm, hiccups in healthy people are a normal physiological phenomenon caused by diaphragm spasm, mostly related to diet, such as eating too fast, eating too much, consuming too cold, or too hot food or drinking a lot of alcohol, which may stimulate the contraction of the diaphragm in the chest and abdomen causing 2. Stomach diseases, such as acute and chronic gastritis, gastric ulcer, benign and malignant tumors, etc., often cause belching and hiccups accompanied by abdominal pain, especially after eating. 3. Central-related diseases, such as encephalitis, meningitis, cerebrovascular accidents, brain tumors, etc., can damage the medulla oblongata and lead to erratic reflex arc function Damage.