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Motor asymmetry in elite fencers
Selcuk Akpinar1, Robert L Sainburg, Sadettin Kirazci
1a Physical Education and Sport Department, Faculty of Education , Nevsehir Haci Bektas Veli University , Turkey.
Journal of Motor Behavior
|December 16, 2014
Summary
Long-term fencing training significantly reduced hand preference asymmetries in athletes. This suggests intense practice can alter arm selection and performance differences, promoting greater symmetry.
Area of Science:
- Neuroscience
- Sports Science
- Motor Control
Background:
- Hand preference, or lateralization, shows asymmetrical patterns.
- Sensorimotor conditions can modify existing hand preference.
- The impact of long-term sports training on these asymmetries is not fully understood.
Purpose of the Study:
- To investigate if long-term fencing training modifies arm selection and performance asymmetries.
- To compare motor performance and arm choice between fencers and non-fencers.
Main Methods:
- Eight fencers and eight non-fencers performed reaching movements.
- Three conditions were used: nonchoice right, nonchoice left, and choice arm selection.
- Interlimb performance differences and arm selection patterns were assessed.
Main Results:
- Fencers exhibited significantly greater symmetry in both arm performance and arm selection compared to non-fencers.
- The athlete group demonstrated more balanced use of both arms.
Conclusions:
- Intense, long-term practice in an upper extremity sport like fencing can alter established arm selection and performance asymmetries.
- Motor learning and adaptation play a crucial role in modulating hand preference patterns.
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