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Can exercise shape your brain? Cortical differences associated with judo practice.

Wantuir F S Jacini1, Gianna C Cannonieri, Paula T Fernandes

  • 1Laboratory of Neuroimaging, Faculty of Medical Sciences of State University of Campinas (UNICAMP), Brazil.

Journal of Science and Medicine in Sport
|January 17, 2009
PubMed
Summary
This summary is machine-generated.

Physical exercise, especially complex movements like judo, can change brain structure. Judo players showed higher gray matter density in specific brain areas compared to non-athletes, suggesting a link between athletic training and brain morphology.

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Area of Science:

  • Neuroscience
  • Sports Science
  • Human Anatomy

Background:

  • Experimental animal studies link physical exercise and complex movements to brain structure alterations.
  • In humans, the precise quantification of physical activity's impact on cortical tissue density remains under investigation.

Purpose of the Study:

  • To investigate differences in gray matter volume in judo players using voxel-based morphometry.
  • To explore the relationship between high-level athletic activity and brain structure in humans.

Main Methods:

  • Voxel-based morphometry (VBM) was employed to analyze brain structure.
  • A comparative analysis was conducted between eight internationally competitive judo players and 18 healthy controls.

Main Results:

  • Judo players exhibited significantly higher gray matter tissue density in specific brain regions compared to the control group.
  • The findings indicate a localized increase in gray matter volume associated with judo expertise.

Conclusions:

  • High-level physical activity, exemplified by judo, is associated with measurable differences in human brain gray matter volume.
  • These results contribute to understanding the neuroplastic effects of specialized motor skill acquisition.