Vomiting and diarrhea stomach pain is mostly caused by gastrointestinal colds, improper diet, heat stroke and other reasons. 1. Gastrointestinal cold: mainly due to viral infection of the digestive tract, such as coxsackie virus, echovirus, etc. into the digestive tract, there can be a decrease in appetite, nausea and vomiting, abdominal pain and diarrhea and other symptoms, usually due to the fecal-oral route of transmission. 2. Improper diet: mainly due to unhygienic food, raw and cold food, putrefaction, bacterial infection leading to acute gastroenteritis, or overeating, intake of food more than the digestive tract’s ability to digest leading to accumulation of food, abdominal distension, vomiting, diarrhea and so on. 3. Heatstroke: due to prolonged exposure to high temperatures, closed environment, the body’s core temperature exceeds the upper limit of the body’s ability to withstand, can lead to various systemic dysfunctions, digestive dysfunction embodied in the vomiting and diarrhea stomach pain. If you have vomiting and diarrhea stomach pain, we recommend that you go to the hospital in a timely manner, by the doctor to identify the cause of treatment, so as not to delay the condition.