[Health in indoor settings: old and new risks].

: Improved socio-economic and cultural conditions in industrialized countries have brought public health workers to focus greater attention to the comfort conditions of indoor settings, where people spend as much as 90% of their time. This study examines the interaction between man and the indoor environment and highlights conditions that may pose health risks in the workplace and home because of the presence of chemical, physical, and/or biological pollutants. Achieving healthy indoor air quality currently represents a challenge for international health organizations, governments and citizens alike.