Yan,fu's physical education ideology was based on the crisis consciousness toward the failure of the battle between Japan & China(1895), and being effected byC. Darwin's (1809-1882). Eugenics theory & H.Spencer's (1820-1903). Social Darwinism, which forms the main origion of Yan,fu's physical education ideology. The special quality of Yan,fu's physical education ideology was based on the goal ”To make one's country rich & build up its military power”,& advocates ”To save the country through physical education”, and to achieve the expected goal of ”self-improvement & eugenics”. The ideology of ”Self-improvement & eugenics” has consisted of three levels; ”Theory of Healthy Race & Powerful Nation”, ”Theory of Strengthening Physique”, & ”Theory of Eugenics”. Yan,fu's physical education ideology is the pioneer in Recent China, and also forms the important origion of military and civil physical education ideology in late Chin Dynasty & early Democratic period; which also arises physical education consciousness, and enables physical education being set as formal class of school education system; & therefore, physical education was gradually regarded as a ”tool”, and resulted in limited development of the essence of physical education humanism.