OMS points that 45% of lesser mental upheavals attack about 30% of busy workers and serious mental upheavals, 5 until 10%. This research aims to identify the risk, the sociodemographic profile and the risk factors for depression, anxiety and alcoholism among 86 informal workers in João Pessoa - PB, in the period of august of 2006 to october of 2007. It is an individual, observational, transversal cut study. The...