[An innovative approach to local development of health promotion to reduce social inequalities in health].

Introduction: The city of Villeurbanne has made the political choice to reduce social inequalities in health (SIH). The Public Health Department wanted to assess the health impact in the context of this project. The main objective was to analyse the links between urban development and health in order to identify the impact of the urban project on health and to make recommendations to reduce physical inactivity of children.