Teenagers’ stomach paroxysm may be related to intestinal spasm, acute enteritis, appendicitis and so on. 1. Intestinal spasm: Binge drinking, eating too much cold and stimulating food, cold abdomen can cause intestinal spasm, which is typically characterized by intermittent pain around the umbilicus. The typical manifestation of intestinal cramps is intermittent pain around the umbilicus. Teenagers are more likely to suffer from intestinal cramps because of their high activity level, which makes it easier for them to eat too much cold and irritating food. 2. Acute enteritis: patients often have unclean diet or eat improper food before the onset of triggers, usually paroxysmal abdominal pain combined with nausea, vomiting, diarrhea and fever and other symptoms. Need to carry out anti-infection treatment, at the same time vigilant electrolyte metabolic disorders. 3. Acute appendicitis: Inflammation of the appendix in the early stage stimulates the nerves of the gastrointestinal tract, resulting in abdominal pain. It can be seen in persistent pain or paroxysmal pain, typically manifested as metastatic right lower abdominal pain. In addition, if you are a woman, it may also be uterine contractions caused by the first menstrual period. If the pain is not serious, it can be observed temporarily, but if it is not relieved for a long time, it is recommended to consult a doctor and follow the doctor’s instructions to improve the examination and standardize the treatment.