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Determining the Contribution of the Energy Systems During Exercise
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Published on: March 20, 2012

Injuries among judokas during competition.

C M Green1, M J Petrou, M L S Fogarty-Hover

  • 1Sheffield Centre of Sports Medicine, Division of Clinical Sciences South, University of Sheffield, Sheffield, UK.

Scandinavian Journal of Medicine & Science in Sports
|May 16, 2007
PubMed
Summary

Judo athletes who rapidly lose weight before competition face a higher risk of injury. This study found no increased injury risk associated with gender, weight class, or belt rank in judokas.

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Area of Science:

  • Sports Medicine
  • Traumatology
  • Combat Sports Science

Background:

  • Judo is a physically demanding sport with a significant risk of injury.
  • Understanding injury patterns and risk factors is crucial for athlete safety and performance optimization.

Purpose of the Study:

  • To determine the incidence, type, and severity of injuries in judo competitions.
  • To explore potential correlations between injury rates and factors such as gender, grade, weight category, and rapid weight loss.

Main Methods:

  • A prospective study involving 392 judokas (284 males, 108 females) across three competitions.
  • Injuries were defined as requiring medical attention or preventing continuation; questionnaires assessed injury details and risk factors.
  • Follow-up was conducted six weeks post-competition to monitor outcomes.

Main Results:

  • 13.5% of judokas sustained injuries, with upper extremities most commonly affected.
  • Injury rates did not differ significantly between genders, weight categories, or skill grades.
  • Rapid weight loss (≥5% body weight) was identified as a significant risk factor for judo-related injuries (P=0.022).

Conclusions:

  • Judokas should avoid rapid weight loss before competitions due to increased injury risk.
  • Gender, grade, and weight category are not associated with elevated injury rates in judo.
  • Common injury mechanisms include grip fighting and throwing techniques, highlighting areas for targeted prevention strategies.