Winter health 1: Cold protection measures. General family room, room temperature should be maintained at 15 ° – 20 °. In a low-temperature environment, it is necessary to be equipped with cold-proof clothing, hats, shoes, gloves and so on. Clothing, shoes, gloves, etc. should avoid moisture and keep dry. The hand and foot parts should not be bound tightly, so as not to affect the peripheral blood circulation and cause frostbite, frostbite and so on. Anyone who has high blood pressure, cardiovascular system diseases, liver disease, excessive stomach acid, gastrointestinal dysfunction, renal hypothyroidism, weak and often cold, should avoid working in a low-temperature environment, and people over 50 years of age should not be engaged in this work. Winter health 2: strengthen the body and heart. Appropriate physical exercise in winter, can stretch the muscles and bones, circulation of blood, but also can increase the heat to keep warm and prevent cold. For middle-aged and elderly people, winter exercise is mainly indoor, when the weather is good, you can go outdoors to walk, play tai chi, do health exercises, but also dancing entertainment. But when the weather is bad, such as windy, cold, fog should be avoided. It is not advisable to get up too early for morning exercise. The amount of exercise should not be too large, and should be measured. At the same time, but also to maintain optimism, stable mood, do not do unnecessary energy consumption, to do to save energy, which is conducive to the prevention and treatment of disease. Winter health 3: cold diet. In winter, you should choose to eat high-calorie cold food. Meat, mainly dog meat, mutton, beef, rich in protein, carbohydrates and fat, providing more body heat. Medical research has also found that people are afraid of cold in winter, in addition to the outside cold weather conditions, but also with the lack of certain inorganic salts in the body. In vegetables, especially the old leaves, yellow leaves, roots and skin are rich in inorganic salts, so do not remove these beneficial parts when eating. Lack of iron in the human body can make people feel afraid of cold, then you can increase the consumption of iron-rich foods, such as liver, lean meat, egg yolk, black fungus, black sesame, fragrant blood glutinous, sea cucumber and so on. Fresh vegetables and meat mixed up to eat the effect of cold better.