Leng Qian, whose name was Qi Jing, was a Wulin figure in the Ming Dynasty. He is proficient in the art of health guidance. He followed the theory in Huangdi Neijing that "man is based on the qi of heaven and earth, and the method of four seasons is successful", and combined with the physiological function characteristics of human viscera, he discussed and studied the theory of adjusting and choosing a health home for 65,438+02 months in spring, summer, autumn and winter. Writing the book "Essentials of Aging" is concise, integrating theory with practice, which has important guiding significance and use value for human health care, disease prevention and human health protection.

He is the author of Four Seasons Tune, Baduan Brocade, Sixteen-character Longevity Tactics, Guide Song, Flexible Tune and Sixteen Duan Brocade. This book advocates health preservation and disease prevention, which is widely circulated among the people and is very popular. The health care effect is remarkable, and it has become a magic weapon for health care. In particular, the two books "Sixteen Characters of Immortality" and "Guide Songs" are particularly prominent, and the author analyzes them.

"The Sixteen Words of Immortality" said: "Lift it when inhaling, and the qi will return to the navel; Swallow when you mention it, and water and fire are incompatible. " These sixteen words mean: close your eyes slightly, naturally lie on your back or sit in a chair, and relax all over. When you get to a place, rinse your mouth, stir your tongue in your mouth, lick your palate and promote saliva secretion. When the saliva is full, gulp it down, and at the same time, inhale through your nose. The breath absorbed by the mind will send the swallowed saliva directly into Yuanhai, Dantian, one inch below your belly navel, stop for a minute. Heart qi enters the belly of navel with the lifting of anus, then flows into the Du meridian of the back from the abdomen and enters the mind along the Du meridian. Do this 30 times, either before getting up every morning or at other times. Long-term persistence can cure diseases and prolong life, and the body is light and healthy. It is strong and energetic, naturally not hungry and healthy, and can prevent colds, indigestion and obesity.