人体躯干仿佛是只“箱子”，五脏六腑都巧妙地组合在这只“箱子”里，能使它们经常适度地活动对人体健康，防病益寿至关重要。古人云：“流水不腐，户枢不蠹”。《庄子·刻意篇》指出：“吹朐，呼吸，吐故纳新，熊经乌伸，为寿而已矣，此导引之士，养形之人……之所好也。”这 Human body trunk as if only “box”, internal organs are cleverly combined in this “box”, make them regular moderate activities on human health, disease prevention and longevity is essential. The ancients said: “water is not rotten, households are not bees”. “Zhuangzi deliberately articles” pointed out: “blowing 朐, breathing, spit new na, Xiong Jing Wulong, only for life, this guide, raise-shaped person ... ... as well.”