Some peculiarities of determination of principles of the pedagogical interaction be-tween fitness instructor and clients

Abstract. The authors reveal the peculiarities and specifics of modeling the system of principles of the pedagogical interaction between fitness instructor and clients, defining the quality and the possibility of obtaining positive results in the structure of interaction (training and communication). General pedagogical principles, principles of general physical orientation and principles, associated with the priorities of polysubject relations in the 21st century, are the base for the structure of principles of pedagogic interaction system.