Two or three days without stool, may be due to eating less, but also may be caused by pathological factors, you can eat more fruits, massage the abdomen, if necessary, according to the doctor’s advice to take medication. 1. Excessive dieting leads to a reduction in the amount of food eaten, which may lead to constipation. At this time, you should pay attention to the appropriate increase in some crude fiber food, eat more fresh vegetables and fruits, such as celery, dragon fruit, bananas, etc., can relieve constipation. Appropriate increase in physical exercise can also relieve constipation. At the same time, massaging the abdomen in a clockwise direction can also promote intestinal peristalsis, prompting the production of bowel movements. If necessary, you can use lactulose and other drugs under the guidance of the doctor to help patients excrete. 2. Pathological factors such as inflammatory bowel disease, intestinal obstruction, etc. can also lead to defecation difficulties, at this time should promptly consult a doctor, under the guidance of the doctor for the treatment of the original disease, if necessary, can be combined with lactulose and other laxative drugs. But the most important thing is to pay attention to the diet, and appropriate physical exercise, maintain a positive mood, in order to prevent constipation.