The economic, health and societal consequences of inactive lifestyles encourage local governments to develop health promotion programs through physical activity PA for Health, WHO. The aim of this article is to better understand the mechanisms that have emerged in three territories (Strasbourg, Nice, Brest) and to bring them closer to the socio-ecological model of health promotion Booth [1]. Public and private funding, combined with a platform of centralized and cooperative organization for information and user orientation, and supplemented by the mobilization of insurance, health and sports actors, seem to be the first components of an ecological model of health promotion through physical activity in the French context.