Children pooping with blood may be physiological factors, may also be pathological factors, such as anal fissure, intestinal polyps, etc. Physiological factors need to adjust the living and dietary habits, pathological factors for medical intervention, such as medication, surgery and so on. 1. Adjustment of living and dietary habits: children who eat too much red dragon fruit, animal blood and other foods at one time, can make the color of the stool changes, mistaken for blood in the stool, this situation needs to avoid excessive intake of red dragon fruit, animal blood and other foods at one time, at the same time, you can drink more water, eat more fruits and vegetables, to ensure balanced nutrition. 2. medication: children poop blood may be caused by anal fissure, after defecation with 1:5000 potassium permanganate warm water sitz bath, keep local clean. Chronic anal fissure may require surgical treatment. 3. Surgical treatment: children with blood in the stool if the intestinal polyps, palliative treatment effect is not good when the general surgery for treatment. Children pooping blood in the exclusion of physiological factors, should be timely to the hospital, identify the cause of the disease, symptomatic treatment.