One should keep 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 of 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.

Dress "to keep warm and cold". In cold winter, cold pathogens are easy to induce cardiovascular and cerebrovascular diseases, and frostbite is more likely. Therefore, we should wear warm, loose and light clothes, and the bedding should be soft, warm and often washed. Life should be "moderate" and daily life should be "regular". Go to bed early to keep the sun warm, get up late to keep the sun warm, and avoid the cold and seek warmth. Diet "should be supplemented", eat more high-protein and vitamin foods, and make supplements in time. Diet cures more than the doctor. People who suffered from deficiency in the Ming Dynasty ate more mutton, chicken and bovine bone marrow. People with yin deficiency eat more ducks and geese to replenish deficiency and qi, nourish the stomach and produce fluid.

Winter health preservation, Chinese medicine terminology. Health preservation in winter mainly refers to maintaining the essence, strengthening the body and prolonging life through diet, sleep, exercise, drugs and other means. Chinese medicine believes that winter is the season of storing semen, and the period from beginning of winter to beginning of spring is most suitable for winter tonic.