The Effects of Taekwondo Traing Causing Leg-muscular Strength for Elementary School Children

태권도 수련이 초등학생 하지근력에 미치는 영향

  • Yoon, Young-Cho (Sports Orthopedic Physical Therapy, Graduate School Rehabilitation Science, Daegu University) ;
  • Jung, Jae-Min (Department of Leisure and Sport of Division, Pusan University of Foreign Studies) ;
  • Kim, Tae-Ho (Department of Health Promotion, Daegu University) ;
  • Bae, Sung-Soo (Department of Physical Therapy, Collage of Rehabilitation Science, Daegu University)
  • 윤영조 (대구대학교 재활과학대학원 스포츠.정형물리치료) ;
  • 정재민 (부산외국어대학교 사회체육학부) ;
  • 김태호 (대구대학교 건강증진학과) ;
  • 배성수 (대구대학교 재활과학대학 물리치료학과)
  • Published : 2009.08.28

Abstract

Purpose:The purpose of this study is to investigate the effects of Taekwondo training causing leg-muscular strength for elementary school children. Methods:The subjects were Taekwondo group (n=20) and non-Taekwondo group (n=20) from 5-6 graders of elementary school. The Tkd group exercised Taekwondo and the non-Taekwondo group exercised free gymnastics. The subjects were measured 3 times(pre, mid and after)during the 8weeks program. The leg muscular strength peak torque and average power were measured. And the extension-flection of angular speed 60 deg/sec and 180 deg/sec was measured. Results:The results of this study can be summarized as follows: 1. Compared with the Tkd group, the non-Tkd group showed no significant difference in tests statistically in case of right-left of pre-4weeks. The leg muscle's peak torque did not show significant difference in the extension angular 60 deg/sec(p>.05). 2. The score of flection angular speed 60deg/sec was not different in tests leg strength of right-left to pre-4weeks(p<.05), but the muscle was increased according to the amount of time spent in case of the 4-8weeks. 3. Compared with the Tkd group, the non-Tkd group showed no significant difference in tests statistically in case of right-left of pre-4weeks. The leg muscle's peak torque did not show significant difference in the extension angular 180deg/sec(p>.05). The right leg muscular strength was increased in case of the 4-8weeks. The left leg showed no difference. 4. Leg muscular strength was increased in the case of the pre-4weeks in the right of flection angular speed 180deg/sec. The left did not show difference. The right leg muscle in case of the 4-8weeks showed no difference. The left showed significant difference. Conclusion:Taekwondo training is effective for leg-muscular strengthing for elementary school children.

Keywords

References

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