Legionella is an emerging Public Health problem

The issue of Legionnaires' disease has emerged as a major public health problem, interesting not only researchers, but also managers of public and private organisations, those responsible for public health, the general population and occasionally magistrates.The cases of legionellosis are increasing as a result of improved etiological diagnostic methods, population lifesyles and characteristics which fovour the presence of the responsible organism in the environment which leads to the frequent exposure and transmission of the disease to at-risk groups whose relative numbers are growing.