Always want to poop and not much poop may be anxious and heavy (lower abdomen is uncomfortable, very want to relieve stool, after defecation, there is a sense of incomplete bowel movement) performance, can be caused by intestinal polyps, ulcerative colitis, irritable bowel syndrome and other diseases stimulate the intestinal mucosa caused by intestinal peristalsis accelerated, but intestinal content is not much lead to. 1. Intestinal polyps: will lead to intestinal surface unevenness, intestinal not fluent, affecting defecation, polyps stimulate the intestinal mucosa will always want to defecate, but not much defecation. 2. Ulcerative colitis: inflammation stimulation leads to faster intestinal peristalsis, will always want to poop, intestinal contents of insufficient poop not much, at the same time, defecation may have mucus increase. 3. Irritable bowel syndrome: stress, psychological and other factors can lead to irritable bowel syndrome, manifested as diarrhea, abdominal distension, abdominal pain and so on. There may be other reasons for this phenomenon, and you should consult a doctor in time, combined with other symptoms as well as examination, to find out the cause and timely treatment, so as not to delay the treatment.