1, the six-character formula, that is, the six-character formula regimen, is a regimen handed down from ancient China, that is, breathing. Its biggest feature is that with the growth of people's age, it strengthens the internal tissue function of human body, fully induces and mobilizes the potential ability of viscera to resist diseases and prevents premature aging.

2. There are many discussions on this in the literature of past dynasties, such as Lu Chunqiu in Qin and Han Dynasties. The article "Zhuangzi Deliberately" says: "Blow one breath, discard the old and bring forth the new, and carry the road of a hundred birds, just for longevity.