2. Body Mechanics  Principles of Body Mechanics  Body Mechanics Failure  Key Components of Body Mechanics Chapter 3 1

3. Principles of Body Mechanics  Body alignment depends on the correct positioning of the head, back, and limbs. Chapter 3 2

4. Body Mechanics Failure  Causes back problems including acute strains, sprains, disc strain and bulge, disc herniation, and fatigue.  Prevention is the best cure for back pain. Chapter 3 3 WEAR A BACK SUPPORT!

5. Key Components of Body Mechanics  Keep feet a shoulder-width apart.  Always use 2 hands to move someone or something.  Face the direction in which you intend to move. Never twist.  Avoid unnecessary reaching.  Keep your chin up and look straight ahead.  Keep your shoulders back. Chapter 3 4

6. Key Components of Body Mechanics (cont.)  Bend at the hips and knees.  Keep your back straight.  Keep the object you are lifting close to your body.  Exhale when you are lifting or exerting force.  Tighten your abdominal muscles.  Lift with your legs, not your back. Chapter 3 5

7. Key Components of Body Mechanics (cont.)  Push, pull, or slide instead of lifting.  Pushing is the best technique for moving something large.  Use the weight of your body to help you push or pull.  Always ask for help whenever needed.  Tell the client what you are going to do and ask for the client’s help. Chapter 3 6

8. Apply Your Knowledge What is the most common cause of back pain? Chapter 3 7

9. Answer: Failure to use proper body mechanics which causes: Acute strains and sprains Disc strains and bulge Disc herniation Fatigue