One week without defecation may be due to constipation, intestinal obstruction, you should go to the hospital for relevant examinations. 1. Constipation: first of all, carry out lifestyle intervention, usually develop the dietary habits of drinking more water, eating more fresh vegetables and fruits, and eating less greasy food, and secondly, strengthen the exercise exercise, don’t hold the bowel movement, can be combined with some medication, such as Keseru, Sifu Tang, lactulose and other medication. 2. Intestinal obstruction: 7 days without defecation, if accompanied by abdominal distension, abdominal pain, nausea, dizziness and other symptoms, may be due to intestinal obstruction, we should immediately go to the hospital, relevant examinations, if necessary, surgical treatment. If you have not had a bowel movement for 7 days, you should go to the hospital immediately, have a relevant examination to rule out the possibility of intestinal obstruction, and have the correct treatment under the doctor’s advice.