Stomach pain when angry, there are several diseases caused by the following: first, stomach spasm, people in anger sympathetic nerve excitation, will stimulate the stomach sympathetic nerve excitation, causing strong contraction of the stomach muscles leading to stomach spasm, manifested as sudden severe pain, accompanied by nausea, vomiting and so on. Secondly, excessive secretion of gastric acid, if long-term mental tension, anxiety, or emotional easily changeable state, easy to cause the cerebral cortical dysfunction, causing vagus nerve dysfunction. When the vagus nerve function is lowered, a large amount of gastrin will be secreted, leading to an increase in gastric acid and damage to the gastric mucosa. Thirdly, when suffering from chronic gastritis, gastric ulcer, duodenal ulcer and other digestive diseases, the spleen and stomach function is disturbed, and when the patient is angry, it is more likely to stimulate the gastrointestinal tract, resulting in pain in the stomach.