Inactivity may lead to constipation. Constipation may also be caused by diet, gastrointestinal dysfunction, chronic enteritis, intestinal tumors and other factors. People who do not exercise, are sedentary or are bedridden for a long period of time due to illness may suffer from constipation due to too little activity, which weakens the peristaltic function of the stomach and intestines, the intestinal contents remain in the intestinal lumen for a long time, and the water in the feces is over-absorbed, which ultimately leads to constipation. It is recommended that patients with constipation exercise properly to help improve constipation. 1. Dietary factors: if you eat high-calorie, high-protein, high-fat food, to increase the burden on the gastrointestinal tract, leading to gastrointestinal absorption function is weakened, resulting in the symptoms of constipation. 2. Gastrointestinal dysfunction: intestinal flora imbalance, so that the reduction of beneficial bacteria and the increase of harmful bacteria, leading to indigestion, thus causing the symptoms of constipation. 3. Chronic enteritis: the intestinal mucosa of patients with chronic enteritis is damaged to different degrees, which makes the intestinal digestion and absorption function weakened, resulting in constipation. 4. Intestinal tumor: constipation is a common symptom of intestinal tumor, which is also accompanied by abdominal pain, weight loss and loss of appetite. If the symptoms of constipation can not be relieved, it is recommended to go to the hospital for consultation, to clarify the cause and give treatment under the guidance of doctors.