[The health of a city: Seville in the turn-of-the-century crisis].

In this article we analyze three projects for urban reform in Seville in which health constitutes a primary element. These three projects are framed within the dialectic process of degeneration-regeneration which characterized the last decade of the nineteenth century in Spain, and which was a basic aspect of the collective way of thinking. Healthiness became an argument used by groups and individuals with the objective of defending their interests, in this case, those related to the use of urban space.