For the elderly, the prevention of constipation and other chronic diseases to pay attention to the science of hydration. The best water is tap water boiled and cooled to drink, because pure water and some mineral water does not contain the necessary mineral composition, long drink on the bone and gastrointestinal are not good. This winter, the northern region, especially Beijing, less snowfall, dry climate, lack of moisture in the air, so some common diseases are obviously high, such as constipation, with incomplete statistics of its incidence in about 60%. The middle-aged and elderly people are the population with a high incidence of chronic diseases, so they should pay attention to hydration, proper exercise, and keep their mood relaxed in order to improve their immune system. In Chinese medicine, it is said that “if the righteousness exists inside, the evil cannot be dried up”. Due to the dry climate, low water intake and unreasonable diet structure, the physiological functions of the elderly have declined, and the digestive and motor systems have degenerated to different degrees. Nowadays, most of the popular foods are mainly fine grains, and there are few coarse grains. The stimulation of the rectal receptors by the fiber and intestinal contents in the stool decreases, resulting in a decreased sense of defecation and weakened intestinal motility. Some of the elderly with hypertension, diabetes and long-term bedridden, the digestion and absorption of food is weakened, the intestinal peristaltic transmission function decreased, resulting in prolonged defecation time, defecation difficulties and defecation is not clean feeling, which also induces and aggravates the occurrence of other diseases, such as constipation, hemorrhoid disease, etc. The best water is boiled tap water “to prevent constipation and other anal diseases, the first thing to pay attention to scientific hydration. Never wait until you are thirsty and then drink water, especially for constipation history and some older people, may lead to increased blood viscosity, slow blood flow and increased blood pressure. Should drink water regularly, sip slowly on the water supplement and absorption is the best, such as business trips, travel, meetings, sports, may wish to bring a glass of water, often replenish water. The best water is tap water boiled and cooled to drink, because pure water and some mineral water does not contain the necessary mineral composition, long drink on the bone and gastrointestinal are not good. For the elderly before bedtime can not drink a lot of water, especially with the prostate disease of middle-aged and elderly patients, in order to avoid night urination. If a hypertensive patient has a lot of night urine, it will affect sleep, aggravate blood pressure fluctuations and lead to the deterioration of the whole body situation. The key to hydrating and preventing dryness is the right method. Depending on the person, depending on the time and place, do not be dogmatic superstition. In the current dry climate in northern China, including Beijing, it is very beneficial for middle-aged and elderly people suffering from constipation, hypertension, diabetes and other diseases to drink water properly and eat vegetables rich in fiber. Beijing has a folk proverb “eat radish in winter and eat ginger in summer”, because the radish is rich in fiber and juice, into the stomach and intestines to stimulate gastrointestinal peristalsis, but also the intestines of harmful waste, liquid, etc. wrapped in the formation of stool discharge, to facilitate the discharge of toxins. Summer greedy cold, eat ginger can go to the stomach cold. Long-term use of laxatives can form a dependence on some drugs such as sleeping, antidepressants, antihypertensive and hypoglycemic can cause constipation, so targeted medication regulation is necessary. But An A Yue reminded, do not take senna, rhubarb a laxative, mannitol a lubricant or magnesium sulfate a heavy metal salts drugs, “these drugs can solve a momentary pain, but long-term overdose is easy to cause intestinal peristalsis reduction, the intestinal tract of the autonomic regulating function of the movement and black change of the intestinal mucosa, long with the formation of dependence. ” Chinese medicine says “urgent is to treat its symptoms, slow is to treat its root”, if constipation, fecal congestion by the above method after the solution (treatment of its symptoms), should be further medication and food conditioning (treatment of its root), in order to prevent the generation of dependent laxative constipation. Do not believe in some advertisements and so-called what detoxification tea, medicine and other health products. Prevent constipation daily brisk walking 40 to 50 minutes An A Yue also said that the prevention of constipation, should also be appropriate exercise, keep the mood, reduce the fear of constipation toilets. If the pressure of constipation can not be relieved for a while, not only from the type of food to adjust, but also to ensure that the amount of enough. Studies have proven that stools of 200g or more can be formed. Therefore, do not worry about the small amount of stool, dry stool, which is related to the type and amount of your food intake. At the same time, you may want to try 40 to 50 minutes of brisk walking every day, in the process, drink a moderate amount of water. Listen to music, Peking Opera, etc. when you take a break to relax. You can also lightly rub your abdomen in a clockwise direction. Stool do not squat for a long time, it is recommended that each defecation 3 to 5 minutes time, can be about 2 times a day. According to statistics, squatting time of more than 30 minutes reached about 45%, into the toilet to look at the phone, brush microblogging more than 80%. This is very detrimental to the prevention of anal diseases. Bad habits to change, pay attention to prevention is the health medicine.