Lin Gua Ugly Moon, Dachan is the sixth season of winter. The cold is when the sun reaches 300 degrees of the yellow meridian. Big cold in the lunar calendar in December, the last festival of the year. Dachan two yang rise, Gua sign four yin under two yang. The cold is extremely cold, and the cold will be warm. Once the cold is over, the spring will come to life. In terms of nourishing the heart, the cold season should be quiet and less worry, not overworked, to go to bed early and get up late, to ensure that the eight hours of sleep, a half-hour rest after lunch. More sunshine during the day, exercise 10,000 steps a day. In order to achieve the “positive energy within, the evil can not dry” principle. In terms of nourishing the body, the cold tonic daytime Yang Qi, should eat some hot food, such as mutton, beef, chicken, etc.. In the evening to supplement the Yin blood, such as A ~ soup, Wu chicken soup, plum juice, sour date juice, etc.. That is, take ginseng and astragalus wine in the morning and Qiju Dihuangwan in the evening. The cold should prevent frostbite, influenza, cardiac neuropathy, coronary heart disease, heart attack, pulmonary heart disease, bronchitis, pneumonia, hypertension, stroke, etc.