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Motor variability in occupational health and performance.
Divya Srinivasan1, Svend Erik Mathiassen
1Centre for Musculoskeletal Research, Department of Occupational and Public Health Sciences, University of Gavle, 801 76 Gavle, Sweden. diasrn@hig.se
Clinical Biomechanics (Bristol, Avon)
|September 8, 2012
Summary
Repetitive movements cause occupational musculoskeletal disorders. Motor variability, the natural variation in movements, can be leveraged to increase biomechanical diversity and reduce risks without impacting productivity.
Area of Science:
- Occupational health
- Biomechanics
- Motor control
Background:
- Repetitive movements are a significant risk factor for neck, shoulder, and arm musculoskeletal disorders.
- Job rotation is a common intervention, but not always feasible in industrial settings.
Purpose of the Study:
- To determine the relevance of motor variability in occupational settings.
- To explore if motor variability can be manipulated to enhance biomechanical variation and reduce injury risk.
Main Methods:
- Comprehensive review of literature from motor control, sports science, and occupational biomechanics.
- Analysis of research on intrinsic motor variability as an intervention strategy.
Main Results:
- Motor variability is a relevant factor in occupational health and performance.
- Intrinsic motor variability offers a potential alternative to extrinsic methods for increasing biomechanical exposure variation.
Conclusions:
- Motor variability is crucial for mitigating occupational musculoskeletal disorders.
- Further research is needed to explore training and workplace modifications to optimize motor variability for improved health and productivity.
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