“息”是指呼吸,一吸一呼为一息。人的生命存在离不开呼吸,新陈代谢,吐故纳新,是机体生存的基本前提。因此中国历代养生家们非常重视在意念活动、肢体导引的同时采取不同且有效的呼吸方法进行锻炼,以达祛病延年之功效。其中《老子》中有“或呴或吹”之说,《庄子·刻意》中则说“吹呴呼吸,吐故纳新; “Interest” refers to breathing, breathing a breath. The existence of human life can not be separated from breathing, metabolism, spit new entrants, is the basic premise of the survival of the body. Therefore, Chinese health care regiment attaches great importance to the ideological activity, body guidance at the same time take a different and effective breathing method for exercise, in order to achieve the effect of removing illnesses and prolongation. Among them, “Lao Zi” has “or 呴 or blowing,” said “Zhuang Zi deliberately” said "breathing, breathing, spit new entrants;