In 2016, musculoskeletal disorders involving the back accounted for 38.5 percent of all work-related musculoskeletal disorders, (134,550 back cases out of 349,050 total cases) according to new Bureau of Labor Statistics numbers. Nursing assistants experienced 10,330 back-related musculoskeletal disorder cases in 2016. Laborers and hand material movers experienced another 10,660 cases. These occupations accounted for 15.6 percent of all the back-related cases in 2016.
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