The article highlights the problem of psychological fitness of persons for professional sports. The purpose of the study is to identify the features of the psychological state of people involved in various sports. Revealed that the basis of sport is the creation of three important elements: selection, training and competition, what manifests itself in the functioning and development of the entire sports industry as a whole and individual athletes and teams. It is noted that the suitability for a particular sport is based on compliance and harmonious combination of sports activities and manifestations of the athlete's personality, which would provide the necessary conditions for sustainable effective activity of the athlete in the absence of threat to his physical and mental health. Psycho-sports programs are analyzed as a psychological characteristics of a certain sport that reflect its specific mental loads. A significant place in sports selection is occupied by sports professional selection, the purpose of which is to establish compliance of all systems of the athlete's body with the requirements of a particular sport and to assess the possibilities of successful development in it. Selection in relation to sports prospects is to establish stable psychological and psychophysiological individual characteristics of the athlete, on the basis of which it is possible to successfully form his creative activity in a particular sport. One of the current areas of modern sports science is the diagnosis of functional states of the athlete's body that occur in training and competitive activities. An integral part of the functional state of the athlete is the psychological sphere