Numbness of the stomach may be a symptom of gastroenterological diseases, urological diseases, and pregnancy. 1. Gastroenterology diseases: most common in acute gastritis or acute gastroenteritis, mainly because the mucous membrane of the gastrointestinal tract is stimulated, spasm may occur, resulting in numbness of the stomach, often accompanied by pain symptoms. 2. Urological diseases: for example, kidney stones or ureteral stones, when the stones are embedded, it is easy to lead to numbness of the stomach, accompanied by symptoms of colic. 3. Pregnancy: first seen in the middle and late stages of pregnancy, due to the gradual increase in the size of the fetus, resulting in abdominal bulging, and will cause some pressure on the nerves, causing numbness of the stomach, thigh numbness and other symptoms. If the numbness of the stomach is accompanied by other uncomfortable symptoms, it is recommended to go to the hospital in a timely manner to find out the cause, and then carry out targeted treatment.