[Ergonomics and occupational therapy].

Occupational ergonomics mostly deals with risk assessment and design/redesign of the work layout, oriented to enhance the worker's safety and wellbeing and the system's efficiency. Risk assessment is the fundamental phase, conducted through international standards and guidelines, according to the different areas. Then the risk level is connected with preventive or corrective measures. This second phase is direct to organizational, ergonomic, engeneering interventions but it behaves in essential way the employer participation. At this scope, educational, training and technological tools are available. Ergonomics configure itself as a valid complement in the return-to-work phase, providing for workstation adjustment or job modification, contributing to enhance safety and comfort and to reduce the risk of injury and disability in the worker.