Hypotonicity of the bowel is one of the clinical symptoms of constipation. So what are the main causes of hypotonicity of the bowel? Here is a brief introduction for you. 1, physiological factors Hypotonicity of the intestine occurs in older and vulnerable people, which is mainly due to gastrointestinal dysfunction, sedentary does not pay attention to physical hygiene, overeating obese fat, these conditions are often the cause of hypotonicity of the intestine. 2, slow down intestinal peristalsis Some people due to lack of B vitamins, hypothyroidism, endocrine disorders, nutritional deficiencies, etc., these will affect the entire intestinal peristalsis, so that food through the slow, easy to form hypotonia intestinal tract. 3, daily life Not to develop the habit of regular bowel movement, they usually ignore the normal direction, so the bowel reflex will be inhibited and the passage of time will lead to hypotonia of the intestine. In addition, less residue diet is too fine, the lack of dietary fiber can reduce the volume of stool, viscosity increases, making it a slow movement in the intestine, the excess water is absorbed can also cause the intestinal tone is reduced. 4, disease disease is the primary cause of gastrointestinal disease hypotonia of the intestine, intestinal inflammation especially by intestinal obstruction, intestinal torsion, intestinal atrophy, causing anorectal polyps in these cases may lead to severe symptoms of hypotonia of the intestine. 5, the side effects of drugs containing calcium, aluminum, anticholinergics, narcotic analgesics, antidepressants, anticonvulsants, monoamine oxidase, barium sulfate, diuretics some antacids, bismuth, arsenic, mercury, aluminum, phosphorus and other metal poisoning, paralytics or long-term abuse of laxatives can cause hypotonia of the intestines and other appearances. 6, long-term use of laxatives commonly contain harmful ingredients, cassia, aloe vera, senna, phenolphthalein and other laxatives, enemas or the frequent use of corkage, it can make dysfunctional intestinal dysfunction and pelvic floor muscles, causing intestinal dysfunction, thus suffering from hypotonia.