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Related Experiment Video

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Experimental Methods to Study Human Postural Control
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Published on: September 11, 2019

Postural control: differences between youth judokas and swimmers.

N Itamar1, D Schwartz, I Melzer

  • 1Schwartz Movement Analysis and , Rehabilitation Laboratory in the, Physical Therapy DepartmentThe Recanati School for Community Health Professions, Faculty of Health Sciences, Ben-Gurion University, Israel - itzikm@bgu.ac.il.

The Journal of Sports Medicine and Physical Fitness
|August 2, 2013
PubMed
Summary

Young judokas exhibit superior balance control, particularly when vision is impaired, suggesting enhanced sensorimotor adaptation compared to swimmers. Their training improves closed-loop balance, minimizing sway.

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Area of Science:

  • Neuroscience
  • Sports Science
  • Biomechanics

Background:

  • Specific physical training can enhance balance control.
  • Understanding the mechanisms of balance is crucial for injury prevention and performance optimization.

Purpose of the Study:

  • To investigate the underlying mechanisms of balance control in young judokas.
  • To compare balance control in judokas with swimmers, a group not requiring balance skills.

Main Methods:

  • A cross-sectional study involving 18 participants (9 judokas, 9 swimmers, aged 10.5-17).
  • Postural stability was assessed using force platform data under eyes open, eyes closed, and foam standing conditions.
  • Data were analyzed using Stabilogram-Diffusion Analysis (SDA) for mediolateral and anteroposterior sway.

Main Results:

  • Judokas demonstrated better stability with eyes closed but reduced stability on foam compared to swimmers.
  • No significant differences were observed in the eyes open condition.
  • Judokas exhibited a significantly lower long-term effective diffusion coefficient in all postural tasks.

Conclusions:

  • Judokas are less visually dependent and rely more on their sensorimotor system.
  • Judokas possess more effective closed-loop balance control, minimizing sway.
  • Judo training likely enhances sensorimotor adaptability through exposure to postural perturbations.