The kidney is the foundation of innateness and the source of life. It has the functions of storing essence and controlling water, controlling bones and generating marrow. Therefore, if kidney qi is sufficient, the energy will be strong, the muscles and bones will be strong, the steps will be brisk, and the mind will be quick. Deficiency will lead to weak Yang Qi, soreness and weakness in the waist and knees, susceptibility to wind and cold, and illness. The kidneys function normally in winter and can adjust the body to adapt to the changes of severe winter. Otherwise, metabolic disorders will occur and cause diseases. Therefore, it is very important to pay attention to the maintenance of kidneys in winter. Kidney deficiency symptoms can be divided into yin deficiency and yang deficiency. Those that nourish and moisturize various internal organs of the human body are called kidney yin; those that warm and promote the activities of various internal organs are called kidney yang. Kidney tonifying should be carried out according to the differences in kidney yin and kidney yang deficiency, using symptomatic and corresponding methods. People with kidney yin deficiency often have symptoms such as lung heat, dry throat, soreness of the waist and knees, dizziness, tinnitus, and reddish tongue coating. Sea cucumber, wolfberry, soft-shelled turtle, white fungus, etc. can be used for nourishment. People with kidney yang deficiency often experience chills in the limbs, For symptoms such as listlessness, backache, tinnitus, pale tongue, and body fat, you should choose mutton, velvet antler, psoralen, Cistanche deserticola, cinnamon, Yizhiren, etc. as supplements. Traditional Chinese medicine believes that the functional activities of the limbs, including the movement of joints, muscles and other tissues, are controlled by the liver and kidneys. Therefore, there is a saying that "the kidneys govern the bones, and the bones are secondary to the kidneys." People who are good at maintaining health should pay more attention in winter. Insist on physical exercise to achieve the effects of nourishing the muscles and strengthening the kidneys, relaxing the muscles and activating the meridians, smoothing the Qi pulse, and enhancing one's own resistance, thereby achieving the purpose of strengthening the kidneys and strengthening the body. Walking, jogging, playing ball, doing exercises, practicing boxing and sword dancing, etc. are all suitable for winter exercise. When exercising in winter, you should also pay attention to keeping warm, especially the elderly and infirm. When you sweat during exercise and stop exercising, you must put on clothes in time. If possible, change into sweaty underwear to prevent colds. Continuous massage can relieve fatigue and protect the kidneys. The following methods can be used for massage: ① Rub the waist and eyes: rub your hands to heat them, then press the waist tightly, and rub it hard 30 times. "The waist is the home of the kidneys." Rubbing the waist and eyes can dredge the tendons and enhance kidney function. ② Rub and massage the Dantian: rub your hands to heat them, and massage the Dantian on the abdomen 30-50 times. Dantian is the place where a person’s true energy and essence condense, and is the foundation of human life. This method is commonly used to enhance the body's immune function and improve the body's resistance, thereby achieving the purpose of strengthening the kidneys and consolidating the essence, which is beneficial to prolonging life. Since the human body's yang energy originates from the kidneys, cold evil is most likely to damage kidney yang. It can be seen that in the severe winter, if you want to keep out the cold, you must first nourish your kidneys. Daily life in winter should be regular, and it is advisable to carry out as many physical activities as possible. This can not only enhance the function of kidney qi related to human immunity and improve disease resistance, but also help lung qi breathe and prevent Various chronic respiratory diseases. "The kidney governs the bones", so tapping your teeth often in winter is beneficial to the kidneys and strengthens them. The kidney "liquid becomes saliva". In winter, touch the tongue to the roof of the mouth. When the mouth is full of saliva, slowly swallow it, which can nourish the kidney essence. The kidney meridian starts from the feet, and the Yongquan point on the soles of the feet is its main point. It is best to soak your feet in hot water and massage the soles before going to bed on winter nights. In winter, people are in a state of "excessive yin and declining yang", so it is advisable to "sunbathe" to help the yang energy in the kidneys rise. The kidneys and the bladder are one internal organ and one internal organ. They are the exterior and interior of each other. "The liver and gallbladder are in harmony with each other." The bladder meridian runs on the back. Cold evil invades and is the first to bear the brunt. Therefore, you should pay attention to keeping your back warm in winter and wear a cotton or woolen vest to protect kidney yang. The ancients believed that "the kidney governs stinging and is the foundation of sealing". Therefore, in winter, avoid excessive sexual intercourse, and avoid excessive sweating during work and exercise to prevent the loss of yin essence in the kidneys and the dissipation of yang energy. For nourishing the kidneys and preventing colds, dietary adjustment is also very important. In winter, you should choose foods that warm the kidneys, strengthen yang, and produce high heat, such as mutton, dog meat, and bird meat. This is especially beneficial to those with weak body constitutions. You can also eat some foods with kidney-tonifying functions, such as walnuts, chestnuts, longans, etc. "Black food" can enter the kidneys and strengthen the kidneys, and it is also suitable to eat, such as black rice, black beans, black sesame seeds, black dates, black fungus, silky chicken, kelp, seaweed and so on. It is advisable to eat various kinds of warm and hot porridge frequently in winter. If the above foods are put into the porridge and cooked, it can not only dispel cold, but also provide nourishment and cure diseases. Zhang Jingyue, a famous doctor in the Ming Dynasty, has a famous saying: "Those who are good at replenishing yang must seek yang from yin; those who are good at replenishing yin must seek yin from yang." For the elderly whose kidney yin essence is gradually declining, they can eat turtles in winter. , soft-shell turtle, wolfberry and other yin-protecting products. Winter drinks should not be too salty, because the salty taste enters the kidneys, causing the kidney water to become colder and disturbing the heart yang. In addition, avoid cold foods to avoid "adding insult to injury" and damaging Yuanyang. Recipe of kidney-nourishing medicinal wine: ●Ginseng and wolfberry wine [recipe] 200 grams of ginseng, 3500 grams of wolfberry, 1000 grams of rehmannia glutinosa, 4000 grams of rock sugar, soaked in appropriate amount of white wine. [Efficacy] Tonify vitality, soothe the nerves, nourish the liver and improve eyesight. It is suitable for diseases such as fatigue due to strain, lack of food, fatigue, palpitation and forgetfulness, headache, dizziness, impotence, soreness of waist and knees.

●Bazhen Wine [Recipe] 150 grams of Angelica sinensis (all used, washed with wine), 50 grams of Nanxiong, 100 grams of white peony root (simmered), 200 grams of Rehmannia glutinosa (washed with wine), 50 grams of ginseng (removed of reeds), Atractylodes macrocephala ( Remove the reeds and stir-fry) 150g, 100g white poria (peeled), 75g powdered grass (broiled), 400g Acanthopanax bark (wine washed, sun-dried), 200g small fat red dates (pitted), walnut meat 200 grams, boil an appropriate amount of glutinous rice wine. [Efficacy] Harmonizes qi and blood, nourishes the internal organs, regulates the spleen and stomach, strengthens the spirit, improves color, helps fatigue, and replenishes various deficiencies.