Diarrhea is defined as a bowel movement significantly more frequent than usual, with thin stools, more than 200 g of feces per day, or containing undigested food or pus and blood. Chronic diarrhea is defined as diarrhea with a duration of more than two months or recurrent diarrhea with an interval of 2-4 weeks. Diarrhea caused by small intestine lesions is characterized by abdominal discomfort, mostly located around the umbilicus, and intensified after meals or before the stool, without urgency, large amount of stool, light color, the number of times can be more or less; diarrhea caused by colon lesions is characterized by abdominal discomfort, located on both sides of the abdomen or lower abdomen, often relieved or alleviated after the stool, the number of bowel movements and urgent, small amount of stool, often containing blood and mucus; rectal lesions are often accompanied by urgency and heaviness. 1, emotional care patients to maintain optimism, a balanced state of mind, avoid mood swings. This is especially important for diarrhea with liver qi stagnation. 2, diet care Diet should be light, easy to digest, less fatty, sweet, thick, sweet and greasy products, use products that strengthen the spleen, such as soy products, eel, carp, beef and mutton, lean pork, eggs, cow’s milk, etc.. Vegetables such as lentils, pumpkin, tomatoes, etc., can also choose ginger, pepper seasonings, and chestnuts, longan, dates and other foods. Spleen qi deficiency, it is advisable to eat soft, easy to digest, such as lotus seeds, gravy, lentils, coix seeds and other porridge, avoid eating raw and cold vegetables and fruits. Pay attention to keeping the abdomen warm, and give moxibustion, moxibustion with ginger or hot compress to those who have cold pain. 3.Medication care It is advisable to take warm soup medicine.