The efficacy of ergonomics is hypothesized to be based on the number of followings at an industry level and within an organization. The principles of ergonomics do follow under human factors engineering which has much to do with the psychology connecting the why with the how people perform the work that they do. Human factors engineering is utilized most typically in a commercial manufacturing facility. Areas where employees work an assembly line especially performing repetitive moderate to heavy physical work. However, this does not detract from the ergonomic risk factors present at a computer workstation which include but not limited to repetitive motions, awkward postures, sustained postures, and contact stressors. The variation in the psychological component of stressors involved with computer based work tasks can be considered complex yet having significant less variation in outcome. For instance, one worker may feel the stress from fighting traffic and dealing with multiple clients simultaneously while another may be concerned with balancing between various management meetings and meeting deadlines. In a way, we can categorize them but in the end they may all be "controlled" by just a handful of workplace methodologies such as Six Sigma, modifying responsibilities, and other systematic approaches that can have help relax the mind which thus in turn relaxes the body. Collaborative ergonomics has been proven helpful for businesses to tackle these types of obstacles that my have been overlooked. Sometimes, ergonomic consulting does help alleviate these human factors risks but it may take a specialist who understands how to weigh in the human factors to grasp a sustaining difference in culture of the workspace. Ergonomic professionals such as those with Ergobility that provide surveys and relay metric results to management have much success with understanding ergonomic risk factors along with human factors. This also has an impact on the company's pocketbook as an effective and comprehensive ergonomics program would consider equipment recommendations and their impact throughout the workplace. Companies have varying levels of organizational factors that can be improved upon. Ergonomics would not focus on these but rather the physical issues that employees would be having while working their job. However, a certified professional ergonomist consultant would be the best candidate to help your business understand the needs beyond the physical factors. In the least, they can help rule out the physical by ensuring the physical demands do not exceed the workers' capabilities. To find out more, you can contact an ergonomic specialist with Ergobility.