Objective: Today The human need for health promotion and maintenance is increasing. Health professionals have a great responsibility for helping clients to practice good health behavior. We need to define compliance which is best fit in the philosophy of the health discipline. The purpose of this study is to clarify the concept of compliance. Methods: Concept analysis is the act of examining parts, phenomenon and the interrelated parts of a whole. The process of concept approach described by Walker and Avant (1995). Is this study, a concept analysis of compliance was performed to comprehensively understand and develop effective health intervention methods: Result & Conclusion: The defining attributes of compliance identified in this study are as follows; the ability to complete or perform what is needs, to be malleability, to take initiative, to be adaptability and to be flexibility. 1) Be gentle and easily changeable (Malleability) 2) To take the initiative, a first step, or move towards an end or aim (Initiative) 3) Be able to change their ideas and behavior in order to deal with new situation (Adaptability) 4) Be able to change easily and adapt to different conditions and circumstances (Flexibility) Finally, the implication of these findings for further research and health promotion intervention are discussed.