1 Go to bed early and get up late to keep warm from the cold. Huangdi Neijing says, "Go to bed early and get up late in winter and March, and wait for the sun", which means that you should go to bed early and get up late in winter, and it is best to wait until the sun comes out. In the cold winter, it is necessary to ensure adequate sleep time, and going to bed early and getting up late is conducive to the accumulation of yang and yin essence, thus achieving a healthy state of "Yin Pingyang is secret and God is right". Pay attention to avoid cold and keep warm in daily life. It is cold in winter, so the indoor temperature should be suitable. The room temperature should be 18℃ ~ 25℃, and the temperature should not be too high or too low. Attention should also be paid to keeping indoor air fresh in winter. In the cold winter, some people close the doors and windows because they are afraid of the cold, which makes the indoor air unable to circulate in time and dirty, which affects their health. Therefore, while adjusting the indoor temperature in winter, we should also pay attention to indoor air circulation and humidity adjustment, especially when the weather is fine, we should open the window in time to keep the air fresh.

2 Moderate exercise perseveres as the saying goes: "Exercise more in winter and get sick less; Lazy in winter, drink a bowl of medicine. " Explain the importance of physical exercise in winter. In cold winter, insisting on outdoor exercise can improve the excitability of cerebral cortex, enhance the thermoregulation function of central nervous system, make the body balance with cold climate and environment, adapt to cold stimulation, and effectively improve the cold resistance of the body. Research data show that people who exercise in winter for a long time have strong cold resistance, are not prone to colds, bronchitis, pneumonia, frostbite and other diseases, and can also prevent osteoporosis common in the elderly.

3 warm and cold nourish liver and kidney, strengthen spleen and stomach. In winter, the climate is cold. In order to keep warm, people should eat more warm food and less cold food. Winter tonic, nutrition experts believe that under low temperature conditions, the nutritional characteristics of diet should be: increase thermogenic nutrients and ensure sufficient heat energy. Thermogenic nutrients mainly include protein, fat and carbohydrate. For the elderly, the intake of fat should not be too much, so as not to induce other diseases, but enough protein should be taken. The supply of protein should be 15% ~ 17% of the total calories, and should be mainly made of high-quality protein, such as lean meat, eggs, fish, milk, beans and their products, which are not only convenient for human digestion and absorption, but also rich in essential amino acids, with high nutritional value, and can increase cold resistance and disease resistance.

4 Quiet is the core of winter health, that is, the word "hiding". In order to ensure yin and yang to store essence, it is necessary to maintain mental peace and emotional stability to protect the essence and spirit of the human body. In winter, when the cold wind blows, everything withers, which easily makes people feel sad. Therefore, people should try to avoid the interference and stimulation of all kinds of bad emotions, go outdoors to bask in the sun and participate in some recreational activities, so that their mood is always in a state of indifference and tranquility, and keep it secret, so that their inner world is full of optimism and joy.