The nutritional feature of winter diet is to increase calories. Among the three thermogenic nutrients, the intake of protein can be kept at the usual level, and the increase of calories should be ensured by increasing the intake of sugar and fat. Minerals should be maintained at the usual requirement or slightly higher. You can choose foods with high fat content to increase calories. In the supply of vitamins, we should pay special attention to increasing the content of vitamin C. We can eat more vegetables such as radishes, carrots, peppers, potatoes, spinach and fruits such as oranges, apples and bananas, and at the same time increase animal liver, lean meat, fresh fish, eggs and beans to ensure the body's needs for vitamin A, vitamin B 1 and vitamin B2. The following is the recommended method of keeping in good health in winter: the main aspects that should be paid attention to are: living, nourishing the heart, protecting the kidney and recuperating the body. At the same time, we should also wear more clothes to avoid unnecessary outdoor activities and prevent excessive consumption of yang. 2. The key point of nourishing the heart is to nourish the heart. First of all, we should cultivate a kind and generous heart, and be generous and worry-free inside. In winter health care, you should be calm, worry less, stay optimistic, and don't worry about trifles and overwork. Protecting the kidney in winter makes the climate cool, and the sunshine is hidden in the world, which is the best time for the human body to recharge its batteries. At this stage, human beings should not only pay attention to health preservation in daily life, but also pay attention to winter tonic of diet and medicine. 4, diet as the saying goes, medicine is not as good as food. It is freezing in cold weather, and warming food is the first choice. Such as chicken and mutton, can be used as tonic and tonic foods in winter, such as lotus seeds, gordon euryales, coix seed, red beans, jujube, bird's nest, frog, tremella and pig liver. These foods have the functions of nourishing yin and kidney, replenishing essence and marrow, mainly including auricularia auricula, black dates, sesame seeds, black beans, pork loin, sea cucumber, nail fish and so on. 5, taboo taboo: dog meat. Two bogeys: no distinction between reality and reality. Eight methods of keeping in good health in winter and one method of keeping warm. We should guard against the cold in winter. But don't warm up suddenly and violently, especially avoid thick clothes and fur, getting drunk with fire, roasting your belly and sweating. Second, healthy feet. Always keep your feet clean and dry, wash your socks frequently, wash your feet with warm water every day, and massage to stimulate the acupoints on your feet. Walk for more than half an hour every day to exercise your feet. In addition, it is also important to choose a pair of comfortable, warm, light and hygroscopic shoes. Third, we must prevent diseases. Cold can induce myocardial infarction and stroke, and aggravate symptoms such as ulcer, rheumatism and glaucoma. Patients should pay attention to cold and warmth, especially to prevent the adverse stimulation of strong winds and cool weather to the body, and prepare first-aid drugs. At the same time, we should also pay attention to cold-resistant exercise, improve the ability to keep out cold and prevent diseases and prevent respiratory diseases. Fourth, drink more. Although sweating and urination decrease in winter, cells in the brain and body organs still need water to nourish them to ensure normal metabolism. The daily water supplement in winter should not be less than 2000-3000ml. Fifth, we must adjust our mentality. Winter is easy to make people feel depressed. The best way to change depression is appropriate activities, such as walking, jogging, dancing, skating, playing ball, skipping rope and kicking shuttlecock. These are all good ways to get rid of winter boredom and keep your spirits up.