Normal bowel movements do not usually lead to intussusception. Intussusception can be categorized into primary and secondary, the specific causes are as follows: 1. Primary: primary intussusception is mostly seen in infants and young children, and external stimuli, such as the addition of complementary foods and changes in the temperature of the external environment, which induces intestinal dysfunction; physiological and anatomical structures, such as the ileocecal part of the free, the ileocecal flap into the cecum, the emergence of abnormal peristalsis is easy to pull the formation of intussusception; and ileocecal collection of enlarged lymph nodes, the immune response to the imbalance and other factors related to the ileocecal collection. 2. Secondary intussusception: for example, intestinal polyps, intestinal tumors, intestinal cysts, intestinal wall hematoma and other diseases may pull the intestinal lumen to form intussusception. In summary, no other causes, normal bowel movement will not cause intussusception. If intussusception occurs, you should go to the hospital in time for examination, make a clear diagnosis, give relevant treatment according to the cause, and actively follow the doctor’s instructions to avoid aggravation of the condition.