Sleep is an important means to balance the body’s yin and yang, is the best energy-saving, is also the best reserve and recharge, but also to restore fatigue, out of sub-health of the first recipe for health. The mechanism of sleep in Chinese medicine is: if yin is strong, you sleep (sleep), if yang is strong, you wake up (wake up). Therefore, you should go to bed at night before 21-23 o’clock, and enter the best sleep state at that time. Because according to the “Yellow Emperor’s Classic of Internal Medicine” sleep theory, midnight at midnight for the General Assembly of yin and Yang, water and fire, known as the “Yin”, is the heaviest time of the day, Yin is the main quiet, so the midnight should be a long sleep. Improve the quality of sleep there are four major treasures: 1, advocate sleep Ziwu sleep: “Zi, noon” is the time when the body meridian gas “Yin” and “Yang”, conducive to nourishing Yin and Yang. Sleep before 11 p.m., the best results. Because this time to rest, the most can nourish Yin, sleep the best effect, can play a half-hearted role. The nap only needs to rest for 30 minutes at noon (11:00-13:00), because this is the time of “he yang”, Yang Qi is strong, so the best work efficiency. 2, before going to bed to slow down the pace of breathing: before going to bed can be appropriate meditation, walking, watching slow-paced TV, listening to slow music, etc., so that the body gradually into the quiet, quiet Yin, Yin Sheng is sleeping, it is best to lie in bed for a few minutes to do quiet qigong, so that the spirit of the guard. 3, before going to bed can eat a little nourishing heart yin things: such as rock sugar lily lotus seed soup, millet and red dates porridge, lotus root powder or cinnamon meat, because people sleep, the heart is still working hard, in the five organs, the heart is the most difficult, so the appropriate supplement heart yin will help health. 4, soak your feet in warm water before going to bed: it can promote the heart and kidney intercourse. Heart and kidney intercourse means water and fire together, and it has a facilitating effect on the combination of yin and yang, and yin and yang together, sleep certainly reaches the best state.