Stomach pain and diarrhea all the time may be caused by short-term behavioral habits, such as eating too fast and too much, climate change and other causes, but also need to suspect the existence of their own digestive system diseases, if the intestinal tract inside and outside the occurrence of infection, can also appear this situation, need to clarify the cause. Common causes I. Non-disease factors If eating too fast and too much leads to excessive gastrointestinal burden, indigestion, or climate change leads to abdominal cold, there may be abdominal pain and diarrhea. Second, disease factors 1, intestinal infection: can be caused by viruses, bacteria, fungi, parasitic infections, will appear abdominal pain, diarrhea and other symptoms, stool can be egg-like, mucus, etc., need to go to the hospital for examination to clarify the specific type of infection; 2, extra-intestinal infection: such as upper respiratory tract infections, urinary tract infections, skin infections or acute infectious diseases can also produce diarrhea symptoms; 3, antibiotic-related diarrhea : Long-term, large amounts of broad-spectrum antibiotics can cause dysbiosis of the normal intestinal flora, leading to antibiotic-related abdominal pain, which can be accompanied by symptoms of abdominal pain. Treatment and precautions for the emergence of diarrhea and abdominal pain, the treatment needs to choose different programs for different pathogens. For example, bacterial infections in the intestinal tract can be treated mainly with antibiotics, while viral infections are treated symptomatically and antivirally, while ensuring rest and improving the immunity of the body; if the effect of treatment for intestinal infections is limited, it is necessary to find out whether there is an extraintestinal cause of infection in combination with systemic symptoms. In addition, in general, we must pay attention to dietary hygiene, do not eat unclean food, abdomen should also pay attention to keep warm, do not get cold.