Occupational ergonomics is a discipline which attempts to adapt the job to the worker with the goal of promoting worker health, safety, and comfort as well as productivity. This paper presents an introduction to the principles of occupational ergonomics, and lists some items to consider when performing an ergonomic evaluation of the workplace. The goal of this communication is to increase the occupational health nurse's awareness of, and ability to identify and prevent, ergonomic hazards in the workplace.