Stool is feces that stays in the colon for a long time. Stool has nine hazards to human health: (1) Stool is the source of all toxins in the human intestine. A day without defecation is better than three packs of cigarettes. After a large number of toxins produced by defecation are absorbed by human body, it will reduce human immunity, induce various diseases and seriously endanger human health! ⑵. Stool can cause anorectal diseases. Such as proctitis, anal fissure and hemorrhoids. The accumulation of stool makes people susceptible to colon cancer. ⑷. Stool will form fecal ulcer, which can cause intestinal perforation in severe cases. 5]. Frequent defecation induces cardiovascular and cerebrovascular diseases. Such as angina pectoris, myocardial infarction, cerebral hemorrhage, sudden death due to stroke, etc. [6]. The toxins in the stool are repeatedly absorbed by the intestines and reach all parts of the human body through blood circulation, resulting in symptoms such as dull complexion, rough skin, acne, abdominal distension and abdominal pain, bad breath, dysmenorrhea, irregular menstruation and irritability. Once. Stool accumulation leads to imbalance of human excretory system. Food residues in the intestine can not be discharged in time, and accumulate in intestinal folds and are absorbed by the intestinal wall. Gradually, the slim figure of women has gone out of shape; The man's general belly is bulging day by day! Being sedentary can easily cause dysmenorrhea, vaginal spasm, urinary retention, urinary tract infection and other symptoms in women. Pet-name ruby. Stool affects brain function. Under the action of bacteria, a large number of harmful substances, such as methane, phenol, ammonia, etc., are produced by the residues that have been stuck in the intestine for a long time. Some of these substances diffuse into the central nervous system and interfere with brain function, which are manifested as memory loss, distraction, mental retardation, frequent headaches, insomnia, irritability and so on.