Constipation is a pathological phenomenon in which the frequency of bowel movements is significantly reduced, once every 2-3 days or more, irregular, with dry and hard stools, often accompanied by a feeling of difficulty in defecating. Constipation is a symptom of many diseases. The causes of constipation are many and complex. Therefore, once constipation occurs, especially if it is more serious and lasts for a longer period of time, such patients should promptly go to the hospital for examination to find the causes of constipation so as not to delay the diagnosis and treatment of the original disease and to solve the pain of constipation in a timely, correct and effective manner, and not to abuse laxatives. Fiberoptic colonoscopy is absolutely necessary! If there is no clear organic disease on colonoscopy, then it can be regulated and treated in the following ways 1, every morning after waking up drink a glass of warm plain water, or add a small amount of salt with a light salty taste of plain water, can increase the digestive tract water, through the gastrocolonic reflex, promote colon peristalsis, conducive to defecation. 2, to develop the habit of bowel movements on time. Every day in the morning or after breakfast or bedtime on time to relieve stool, to go to the toilet on time regardless of whether there is a bowel movement. As long as long-term persistence, it will develop the habit of pooping on time. 3, usually eat more vegetables containing fiber (leek, celery, spinach, etc.) and fresh fruit. To encourage the elderly to drink water or honey water in moderation, dates, sesame seeds and walnuts, which also has the effect of lung and laxative. 4, adhere to physical exercise can improve the peristaltic movement of the stomach and intestines, improve the muscle strength of the abdominal and perineal muscles, which is conducive to keeping the elderly stool smooth. 5, constipation is serious, can take appropriate amount of laxatives such as honey, rhubarb or the use of cork, glycerin enema, etc..