SAN FRANCISCO - A big back belt battle began July 18 when NIOSH (National Institute for Occupational Safety and Health) announced availability of a report, "Workplace Use of Back Belts: Review and Recommendations." Based on review of 21 current studies, NIOSH found no proof that the belts lessen the risk of back injury in healthy workers. The literature review was prompted by the increasing number of workers who rely on back belts to prevent injury during lifting."These devices are being marketed as a
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