(Department of Physical Education,Anyang Institute of Technology,Anyang 455000,China) Abstract: The author analyzed different understandings of functional training, and tried to put forward the issue abut human body function chains and their week chains in the practice of sports training, expatiated on the biologi-cal theory origin of modern sports training innovation. The human body’s chain structures are the material founda-tion for the external expression of the body’s structural functions, in which function chains are the intuitive, macro-scopic, vivid descriptions about shape specific chain structures such as nerve chain, muscle chain, internal secretion chain, joint chain and energy chain etc; the relative weakening of unit links inside the chain structures of functional weak chains will cause body function unbalance and sports injury, should be noticed by sports medicine and sports training experts and coaches. Key words: competition and training;functional training;function chain;weak chain;review |