Stool pulling are small balls, mostly consider constipation due to the following common causes: 1, dietary factors: eating too little fiber in daily life, eating too few vegetables, fruits, will lead to dry stools in the intestine, appearing ball-like stools.2, less exercise: often sedentary, lying down for a long time, without strengthening the movement, will lead to slow down the intestinal peristalsis, can also appear in the bowel dryness.3, the pregnancy factor: it can lead to the intra-abdominal pressure increases, Intestinal compression, or have anal fissure, hemorrhoids, anal fistula, prolapse, etc., will lead to the patient’s fear of defecation, so that the stool is dry in the intestine. In short, there is a change in the nature of the stool, pay attention to adjust the diet, drink more water, eat more fresh vegetables and fruits, strengthen the movement to promote gastrointestinal peristalsis, and if necessary, go to the hospital for further examination to clarify the cause of the disease.