Ergonomics is the science of making things comfortable and efficient in a workstation. By observing and applying the rules of ergonomics at work, you can maximise productivity while reducing fatigue and discomfort. Learn how to adjust your chair, desk, keyboard and monitor. Learn about proper lighting, sound, desk surface and room temperature. Observe ways to reduce Cumulative Trauma Disorders. Proper posture is also an important component to being comfortable at work. Providing a remedy to an ergonomics problem creates a healthier, safer and a more productive work environment. 15 minutes.