The effect of Weeks of Selected Corrective Exercises on the Improvement of Musculoskeletal Disorders in Workers A food Production factory workers

Abstract

Introduction: Musculoskeletal disorders are one of the common causes of occupational injuries and disability in developing countries, one of which is one of the 10 injuries that lead to absenteeism. The purpose of this study was to investigate the effect of 8 weeks of selected corrective exercises on the improvement of musculoskeletal disorders and work satisfaction in a food factory worker in Hamadan.

 Method: In this quasi-experimental ،descriptive-analytical study, the statistical population was 180 people. 32 subjects were assigned to the experimental (n=16) and control (n=16) groups. the Nordic questionnaire was used to identify exposure to disorders, the VAS index was used to determine the severity of pain, and the Minnesota questionnaire was used to obtain work satisfaction. Frequency prevalence and independent and independent t-test were used to determine the effect of selected exercises on pain and work satisfaction.

Results: The study findings showed that musculoskeletal disorders in lumbar(58.25%), knee(47.57%), wrist(32.03%) and neck(31.03%) areas were the most prevalent. Are dedicated to themselves. In addition, the results of paired t-test indicated that after 8 weeks of selected corrective exercises, the level of pain in lumbar (P=0.001) and knee (P=0.001) again decreased significantly. In addition, work satisfaction increased significantly after this period (P=0.0001).

Conclusion: the prevalence of musculoskeletal disorders in food factory workers was in the lumbar, knee, wrist and neck areas, which should be corrected and ergonomic interventions.Too that the selected corrective exercises have a positive effect on reducing the pain of musculoskeletal disorders and increasing the work satisfaction of workers.