Youshi is also called sunrise, sunset and sunset. It means when the sun goes down (5 pm to 7 pm). During this time, chickens began to return to their nests. Twelve o'clock was originally created by the ancients according to the natural laws such as the appearance and appearance of the sun, the change of the sky and their daily production activities and living habits. The twelve o'clock clock is unique and has a long history. It is an outstanding contribution of the Chinese nation to the astronomical calendar of mankind and one of China's splendid cultural treasures.

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Precautions for single health care:

Unitary time (17:00~ 19:00) should also be a balance of yin and yang, but many diseases of yin deficiency often occur at this time. For example, tuberculosis, mostly because of lung yin deficiency, patients often feel dry mouth and fever at night, palms and soles. At this time, some drugs such as Ophiopogon japonicus, Lily and Tremella will be supplied to patients, and the effect will be doubled compared with other times.

Qi and blood flow into the kidney meridian, which is the best time to store essence and nourish the kidney. Any food and medicine for tonifying the kidney, or skills for tonifying the kidney and fixing sperm (such as returning jade liquid pills and knocking teeth), the best time is You Shi, "You tonify the kidney once and eat ten meals at a time".

People's Network-Choose the right time to take medicine, prevent cerebral hemorrhage at noon, and prevent heart disease at noon.

People's Daily Online-twelve o'clock regimen: Sleep before midnight to nourish the gallbladder and have breakfast in the morning to nourish the stomach.