For many years, using of sport and physical activity to achieving sustainable development goals, including the goal of health and wellness, has been developed on various agendas. This trend has taken on a new form with the 2030 Agenda of United Nations and following Agenda. The aim of this study is to investigate how to achieve the goal of ensuring healthy lives and promote well-being for all, at all ages through sport and physical activity. This is a qualitative method research. Data were collected using a Grounded theory in which interviews were conducted with 13 experts from the center of sports medicine research, the federation of sport for all and academic experts from universities of Iran and France (Lille). The number of 66 independent initial codes in form of 12 concepts were identified that formed the 6 main constructs of the model. The validity of the research was done through continuous review of the text and codes by experts and members of the research team at different times. Final research model identified causal factors (promotion of physical, mental and social health), grounded conditions (micro and macro obstacles), Intervention conditions (social justice), strategies (development of active systems, active environment and personal development) and outcomes (reduce the costs of health and promotion of active life style). The final model shows that achieving health and wellness outcomes through sport, requires the removal of individual and large-scale barriers by synergies and mutual cooperation of sports and health agencies and broader policies.