Abstract: By means of literature documentation, an analysis of the theoretical foundation on which the integration of the physical education combined with family, school and community is based shows the principal theories are sports socialization theory, the Wide-ranging education view theory and the theory of scientific development. The connotation exploration of the P.E. integration finds its realistic value being the following: it contributes to the formation of an orderly, complementary, mutually conducive and highly efficient system for adolescent physical education, to enhance the mutual development of sports education between family, school and community and prompt the in-depth implementation of the nation-wide fitness campaign in China, to help construct a diversified physical education mode, to reinforce the study of adolescent sports skills, to enrich the content and means of adolescent sports activities, and to help develop the concept of lifelong sports exercise. And eventually some counter measures for the sports integration education are put forth.