Precautions for hypotension: 1, etiology and treatment. People with weak constitution should strengthen nutrition; We should strengthen the treatment of patients with consumptive diseases such as tuberculosis; Drug-induced patients can stop using or adjust the dose. If hypertensive patients feel uncomfortable after taking antihypertensive drugs, they should adjust the administration method and dosage under the guidance of doctors, or switch to mild antihypertensive drugs such as compound antihypertensive tablets, nifedipine or traditional Chinese medicine as needed, and stop using antihypertensive drugs when necessary; For patients with postural hypotension, be careful not to be too aggressive when standing from prone position, or hold hands to prevent wrestling caused by hypotension. 2. Strengthen exercise appropriately. Live a regular life and prevent excessive fatigue, because extreme fatigue will lower blood pressure. Maintain a good mental state, properly strengthen exercise, improve physical fitness, improve the regulation function of nerve and blood vessels, accelerate blood circulation, and reduce the onset of orthostatic hypotension. The elderly should choose sports according to environmental conditions and their own physical condition, such as Tai Ji Chuan, walking and aerobics. 3. Adjust diet and carry out dietotherapy. It is not advisable to eat too much every meal, because eating too much will reduce the blood flowing back to the heart; Old people with low blood pressure can drink some salty boiled water every morning, or eat a slightly salty diet to increase water. More water entering the blood can increase blood volume and raise blood pressure; Drink tea in moderation, because caffeine in tea can excite the respiratory center and cardiovascular system; Moderate drinking (wine is the best, or moderate beer is not suitable for strong liquor) can excite sympathetic nerves, speed up blood flow, promote heart function and reduce blood viscosity. Common sense of daily life prevention in patients with hypotension 1. Sleeping with your head up at night can relieve the symptoms of hypotension. 2. Exercise and enhance physical fitness. Develop exercise habits, eat a balanced diet, cultivate a cheerful personality and ensure adequate sleep. Live a regular and normal life. 3. When you get up in the morning, you should change your posture slowly to prevent your blood pressure from plummeting. You shouldn't stand up suddenly. You should turn around and get up slowly, and your limbs should not be bent or stretched too fast, such as lifting things, lifting heavy objects or standing after defecation. Bath water temperature should not be too hot or too cold, because heat can dilate blood vessels and lower blood pressure, while cold can stimulate blood vessels and raise blood pressure. You should take a bath often to speed up blood circulation, or use cold water. Warm water washing feet alternately. For the elderly with varicose veins of lower limbs, it is especially recommended to wear elastic socks, tights or bandages to strengthen venous return. People who are thin should drink more water every day to increase their blood volume. 4. Don't stand in a sultry or anoxic environment for too long to reduce the incidence. If there are no symptoms, patients with hypotension do not need medication. Those with obvious symptoms must be actively treated to improve symptoms and quality of life. Prevent serious injury. Dietary treatment for hypotension is 1, which can strengthen nutrition, give consideration to both meat and vegetables, reasonably match the diet, ensure the intake of comprehensive and sufficient nutrition, and gradually make the physique stronger from delicate to strong. Eat more foods that tonify qi and blood, warm spleen and kidney, such as lotus seeds, longan, jujube, mulberry and other fruits, which have the functions of nourishing blood, invigorating spleen and brain, and can be eaten often. Tianqi stewed chicken is very beneficial to patients with hypotension. Drink more soup, drink more water and increase salt intake. 2. If anemia is accompanied by low red blood cell count and insufficient hemoglobin, you should eat more foods rich in "hematopoietic raw materials" such as protein, iron, copper, folic acid, vitamin B 12 and vitamin C, such as pig liver, egg yolk, lean meat, milk, fish and shrimp. It is beneficial to increase cardiac output, improve blood supply to the brain, raise blood pressure and eliminate adverse symptoms caused by hypotension. 3. Those who eat less and accept poor food should eat foods and condiments that can stimulate appetite, such as ginger, onion, vinegar, sauce, sugar, pepper, pepper, beer and wine. 4. Contrary to hypertension, this disease should choose appropriate high sodium. A high cholesterol diet. The daily intake of sodium chloride (salt) should be 12- 15g (but the intake of salt should not be too high). Eat brain, liver, eggs, cream, fish eggs, pig bones and other foods. People with high cholesterol will help to increase the concentration of cholesterol in blood, increase arterial tension and raise blood pressure under moderate conditions. 5.