title: 'When you lift, bend your knees'.
mesh_terms: D001296:Audiovisual Aids; D001416:Back Pain / Q000517:prevention & control*; D001696:Biomechanical Phenomena; D006801:Humans; D007717:Knee; D009784:Occupational Diseases / Q000517:prevention & control*; D005082:Physical Exertion; D013663:Teaching