Today's construction worker has a physically demanding occupation. Construction workers face demands from various physical, physiological, and environmental factors, and the workers feel the impact. These workers face an assortment of physically demanding tasks: heavy lifting, bending, stooping, climbing, and gripping; placing them at a risk of serious injury. The physically demanding nature of this work helps to explain why injuries, such as strains, sprains, and work-related musculoskeletal disorders, are so prevalent and are the most common injury resulting in days away from work. Many companies are turning to the science of ergonomics to help address these issues and make the workplace a better place to work.