Cold should be in the kidney. Kidney is the motive force of human life and the "innate foundation" of human body. In winter, the yang of the human body is suppressed, and the physiological activities of the human body also converge. At this time, the kidneys should be prepared to maintain the heat expenditure in winter.

Enough energy, but also to store some energy for the coming year, so it is very important to tonify the kidney at this time. In diet, we should always pay attention to the nursed back to health of the kidneys, pay attention to the supplement of calories, eat more animal foods and beans, and supplement vitamins and inorganic salts. Dog meat, mutton, goose, duck, soybean, walnut, chestnut, fungus, sesame, sweet potato and radish are all suitable foods in winter.