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Muscular imbalances and balance capability in dance
Eileen M Wanke1, Julia Schreiter2, David A Groneberg1
11Institute of Occupational, Social and Environmental Medicine, Goethe-University Frankfurt Main, Theodor-Stern-Kai 7, 60590 Frankfurt am Main, Germany.
Journal of Occupational Medicine and Toxicology (London, England)
|December 12, 2018
Summary
Dancers exhibit significant strength differences between body sides, likely due to dance-specific movements. Muscularly stronger sides correlate with higher injury rates, suggesting preventive training is needed.
Area of Science:
- Sports Science
- Dance Medicine
- Biomechanics
Background:
- Formation dance imposes high unilateral loads on the musculoskeletal system.
- Limited data exists on side-related strength and balance disparities in dancers.
Purpose of the Study:
- To analyze side-related (right vs. left) differences in strength and balance capabilities.
- To investigate the influence of injuries, gender, and performance levels on these disparities.
Main Methods:
- Cross-sectional study with 51 dancers (24 male, 27 female) across two performance levels.
- Isometric maximal strength tests for relevant muscle groups and balance capability assessments.
- Data collection supplemented by self-report questionnaires.
Main Results:
- Significant side-related differences in isometric maximal strength were observed at the elite performance level.
- No significant side-related differences were found in balance capability.
- Correlations between strength capability and injury occurrence were noted in both groups.
Conclusions:
- Asymmetrical strength in dancers is likely due to dance-specific, unilateral loading patterns.
- Movement patterns may challenge the stability of both body sides.
- Increased injury frequency on the stronger side suggests overload; preventive muscular training is recommended.
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