According to national fitness knowledge and theory, combine module theory and Internet technology designed national fitness network consultation system. This paper makes explanation on design ideas, technology crucial, module and function design, working example of the system. This system can assess body functions, give health and body building knowledge treating plan, sport and body building prescription, provide Internet platform for all the sports participants scientific body training. So the system has important practice and promotion values. National Physical Fitness and health is a state guarantee of continuous development, social development, physical level and an important indicator of the degree of civilization, is the key to our construction of sports power. Party and government have always attached great importance to people's health, the State Council in 1995 promulgated the "National Fitness Program" in 2009, promulgated the "National Health Bill", and continue to expand the work of the national physical testing are the people provide health protection. However, due to economic levels, social conditions, health awareness of the constraints in the implementation of regulations and outline the process there have been some problems, many people on too few knowledge about sports, they do not know how to exercise, not a scientific and rational exercise, affect training effect. Therefore, it is necessary to use network technology combined with the fitness guide, so that the masses for different fitness needs more convenient to search, consulting, to achieve a reasonable, effective, science and fitness purposes. To this end we have developed a "National Fitness Network Consulting System" (National Fitness Network Consultation System), hereinafter referred to as NFNCS system.
