|（Department of Physical Education，Hanshan Teachers College，Chaozhou 521041，China）
Abstract: Community stability is the foundation for constructing a harmonious society. Mass fitness groups are playing a more and more important role in community stability. By dissecting the role of fitness groups in commu-nity stability, the authors expatiated on the functions of mass fitness groups in community stability, analyzed diffi-culties in such aspects as understanding of fitness groups, institutional support and group capacity, pointed out fac-tors that affect community stability, such as inadequate fitness group coordination, existence of bad competition, incompetent control measures, and growth of illegal groups, and set forth multiple ways to the development of fit-ness groups in community stability, such as reinforce publicity, establish service awareness, strengthen group con-struction, and perfect laws and legislations.
Key words: mass fitness group；community sports；harmonious society