The stomach does not hurt, diarrhea like water, consider improper diet, gastrointestinal dysfunction, gastroenteritis, irritable bowel syndrome and other factors caused, it is recommended to seek medical advice to identify the cause, timely treatment. Common causes: 1, improper diet: long-term overeating, excessive intake of cold, indigestible, spicy, irritating food, resulting in indigestion, causing watery diarrhea, usually a transient performance, will soon recover after stopping improper diet; 2, gastrointestinal dysfunction: mainly related to mental factors, such as long-term emotional tension, anxiety, depression or mental stress, etc., can lead to gastrointestinal tract dysfunction. frequent watery diarrhea; 3, gastroenteritis: due to unclean diet, resulting in gastrointestinal tract infection with bacteria, viruses, parasites and other microorganisms, causing inflammation of the gastric mucosa, with abdominal pain and diarrhea as the main symptoms, accompanied by blood in the stool and fever in severe cases; 4, irritable bowel syndrome: food allergy or food intolerance can cause abnormal peristalsis of the gastrointestinal tract, manifested as persistent or intermittent stool changes, such as diarrhea and constipation. Treatment: Diarrhea caused by improper diet needs timely adjustment of dietary habits, attention to dietary hygiene, avoiding spoiled food, avoiding overeating, and eating less cold, greasy, spicy and stimulating food, such as seafood and barbecue. Diarrhea caused by disease factors should be treated mainly with medication, and it is recommended to use medication under the guidance of doctors, such as using montelukast to stop diarrhea; using antibiotics to treat enteritis; and applying probiotics to regulate intestinal flora and cimetidine to protect the gastrointestinal mucosa.