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Ergonomics - class


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Ergonomics - class

  1. 1. Ergonomics<br />The Fantastic Four<br />
  2. 2. What is Ergonomics?<br />Ergonomics is defined as the science of work<br />Ergonomics goal is to make work comfortable and the most efficient it can be<br />Designed to prevent work injuries <br />
  3. 3. History of Ergonomics<br />As industry developed so did ergonomics<br />People had no idea how to do/the proper etiquette for the newly developed machines<br />The initial idea for ergonomics was to get people to produce the most for the lowest cost<br />Frederick W. Taylor was one of the first to develop tools and ideas to prevent injuries in the work place <br />Taylor developed the scientific management method which increased the efficiency of tasks <br />
  4. 4. History of Ergonomics<br />After world war 2 ergonomics became more important not only for productivity but also for the safety of workers <br />More research was done and people then saw that peoples’ jobs can be hazardous if ergonomics are not applied <br />
  5. 5. Objectives<br />Facilitate task Performance<br />Minimize Fatigue<br />Minimize Injury<br /> -Neck Pain<br /> -Back Pain<br /> -Eye Strain<br /> -Headaches<br /> -Bursitis<br /> -Tendon Problems<br />
  6. 6. Proper Posture While at a Computer<br />Upright Sitting<br />Standing <br />Declined Sitting<br />Reclined Sitting<br />
  7. 7. Tenants of Proper Posture Explained <br />Hands, wrists, and forearms are parallel with the floor<br />Head is level and in-line with the torso<br />Shoulders are relaxed and arms hang straight down in a natural position that is comfortable for the individual<br />Feet are supported by a footrest if the desk is not adjustable to the user’s height, and are slightly ahead of the individual’s knees<br />Back is supported with correct lumbar support (formed chair or additional back support) and is generally perpendicular to the floor <br />Legs and thighs are parallel to the floor and are supported by a comfortable chair<br />Knees are at the same height as your thighs<br />
  8. 8. Consequences of Bad Posture<br />Poor posture comes from sitting too comfortably without sitting straight up. Here are some consequences:<br />Low back pain<br />Shoulder pain <br />Neck Pain <br />Headaches<br />Bone Spurs<br />Disc and scar tissue damage<br />High Blood pressure<br />
  9. 9. Disorders<br />Musculoskeletal Disorders (MSDs)<br />Repetitive motion injuries<br />Repetitive strain injuries<br />Cumulative trauma disorders<br />Symptoms:<br />Low Back Pain<br />Finger, wrist, or thumb pain<br />Neck and Shoulder pain <br />
  10. 10. Sites<br /><br /><br /><br /><br /><br /><br />|<br />