These 13 fact sheets on the topic of "Heat and Health" summarize the key messages and findings of studies conducted by Santé publique France. Designed as an advocacy tool, they are primarily intended for project managers and developers in the fields of land use planning, urban planning, and construction. Their goal is to raise awareness among these stakeholders about the challenges posed by heat waves and encourage them to adapt their practices in construction, renovation, and development. Building, renovating, and developing better means fully integrating the "Heat and Health" factor.