Late pregnancy always want to poop may be the uterus compression rectum, preterm labor or gastrointestinal diseases and so on. 1. Uterine compression: in late pregnancy, after 28 weeks of gestation, the uterus enlarges and presses the bladder forward, leading to frequent urination, and presses the rectum backward, which may lead to frequent urge to poop, and the symptoms are more pronounced when standing upright or walking. 2. Pre-eclampsia: Dyspareunia may be caused by the falling of the fetus during labor. If accompanied by regular contractions, paroxysms of pain, vaginal bleeding, etc., it is likely to be pre-eclampsia. If it occurs before 37 weeks, it may be preterm labor or preterm labor, and if it occurs after 37 weeks, it is usually preterm labor. 3. Gastrointestinal disorders: If indigestion, acute gastroenteritis, etc. occurs in late pregnancy, the urge to have a bowel movement may also occur, usually accompanied by abdominal pain, diarrhea, constipation, etc. It is recommended that the patient should have a bowel movement at the same time. It is recommended that patients with symptoms such as abdominal pain should seek prompt medical attention and follow the doctor’s instructions for examination and treatment.