Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki Punch
This study aimed to investigate and compare the performance, perceptual and reaction skills and neuromuscular control indicators of sub-elite (SEG) and elite (EG) karate athletes during the execution of a Gyaku Tsuki punch. The study included 14 male athletes, equally divided into two subgroups acco...
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MDPI AG
2023-09-01
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author | Márcio Fagundes Goethel João Paulo Vilas-Boas Leandro Machado Ulysses Fernandes Ervilha Pedro Vieira Sarmet Moreira Antonio Roberto Bendilatti Joseph Hamill Adalgiso Coscrato Cardozo Mauro Gonçalves |
author_facet | Márcio Fagundes Goethel João Paulo Vilas-Boas Leandro Machado Ulysses Fernandes Ervilha Pedro Vieira Sarmet Moreira Antonio Roberto Bendilatti Joseph Hamill Adalgiso Coscrato Cardozo Mauro Gonçalves |
author_sort | Márcio Fagundes Goethel |
collection | DOAJ |
description | This study aimed to investigate and compare the performance, perceptual and reaction skills and neuromuscular control indicators of sub-elite (SEG) and elite (EG) karate athletes during the execution of a Gyaku Tsuki punch. The study included 14 male athletes, equally divided into two subgroups according to their current competitive level. We analyzed the peak and mean linear velocity of the wrist, linear peak acceleration/deceleration of the wrist, braking time, pre-motor time, motor time, reaction time, movement time and co-contraction index between selected muscle groups. EG athletes presented higher values in almost all performance variables, with the exception of the mean linear velocity of the wrist, which was similar between the groups. In the perceptual and reaction skills, the EG athletes presented shorter time durations with the exception of the pre-motor time, which did not reveal significant differences. The only significant difference in the indicators of neuromuscular control were found during the deceleration phase, where the EG athletes presented a higher co-contraction index between the biceps brachii and the triceps brachii. In conclusion, the EG athletes, in addition to being faster to react, faster to accelerate the wrist, could perform the braking in less time than the SEG athletes, making the technique less perceptible to the opponent. |
first_indexed | 2024-03-10T23:01:20Z |
format | Article |
id | doaj.art-55b0ac82a4e14f2b8bfa10d454174754 |
institution | Directory Open Access Journal |
issn | 2673-7078 |
language | English |
last_indexed | 2024-03-10T23:01:20Z |
publishDate | 2023-09-01 |
publisher | MDPI AG |
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series | Biomechanics |
spelling | doaj.art-55b0ac82a4e14f2b8bfa10d4541747542023-11-19T09:39:39ZengMDPI AGBiomechanics2673-70782023-09-013341542410.3390/biomechanics3030034Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki PunchMárcio Fagundes Goethel0João Paulo Vilas-Boas1Leandro Machado2Ulysses Fernandes Ervilha3Pedro Vieira Sarmet Moreira4Antonio Roberto Bendilatti5Joseph Hamill6Adalgiso Coscrato Cardozo7Mauro Gonçalves8Centre of Research, Education, Innovation and Intervention in Sport, Faculty of Sport, University of Porto, 4200-450 Porto, PortugalCentre of Research, Education, Innovation and Intervention in Sport, Faculty of Sport, University of Porto, 4200-450 Porto, PortugalCentre of Research, Education, Innovation and Intervention in Sport, Faculty of Sport, University of Porto, 4200-450 Porto, PortugalLaboratory of Physical Activity Sciences, School of Arts, Sciences and Humanities, University of São Paulo, São Paulo 03828-000, BrazilBiomedical Engineering Program, COPPE, Federal University of Rio de Janeiro, Rio de Janeiro 21941-598, BrazilBiomechanics Laboratory, Department of Physical Education, São Paulo State University, São Paulo 13506-900, BrazilBiomechanics Laboratory, University of Massachusetts Amherst, Amherst, MA 01003, USABiomechanics Laboratory, Department of Physical Education, São Paulo State University, São Paulo 13506-900, BrazilBiomechanics Laboratory, Department of Physical Education, São Paulo State University, São Paulo 13506-900, BrazilThis study aimed to investigate and compare the performance, perceptual and reaction skills and neuromuscular control indicators of sub-elite (SEG) and elite (EG) karate athletes during the execution of a Gyaku Tsuki punch. The study included 14 male athletes, equally divided into two subgroups according to their current competitive level. We analyzed the peak and mean linear velocity of the wrist, linear peak acceleration/deceleration of the wrist, braking time, pre-motor time, motor time, reaction time, movement time and co-contraction index between selected muscle groups. EG athletes presented higher values in almost all performance variables, with the exception of the mean linear velocity of the wrist, which was similar between the groups. In the perceptual and reaction skills, the EG athletes presented shorter time durations with the exception of the pre-motor time, which did not reveal significant differences. The only significant difference in the indicators of neuromuscular control were found during the deceleration phase, where the EG athletes presented a higher co-contraction index between the biceps brachii and the triceps brachii. In conclusion, the EG athletes, in addition to being faster to react, faster to accelerate the wrist, could perform the braking in less time than the SEG athletes, making the technique less perceptible to the opponent.https://www.mdpi.com/2673-7078/3/3/34kinematicselectromyographyreaction timemartial artspunch |
spellingShingle | Márcio Fagundes Goethel João Paulo Vilas-Boas Leandro Machado Ulysses Fernandes Ervilha Pedro Vieira Sarmet Moreira Antonio Roberto Bendilatti Joseph Hamill Adalgiso Coscrato Cardozo Mauro Gonçalves Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki Punch Biomechanics kinematics electromyography reaction time martial arts punch |
title | Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki Punch |
title_full | Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki Punch |
title_fullStr | Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki Punch |
title_full_unstemmed | Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki Punch |
title_short | Performance, Perceptual and Reaction Skills and Neuromuscular Control Indicators of High-Level Karate Athletes in the Execution of the Gyaku Tsuki Punch |
title_sort | performance perceptual and reaction skills and neuromuscular control indicators of high level karate athletes in the execution of the gyaku tsuki punch |
topic | kinematics electromyography reaction time martial arts punch |
url | https://www.mdpi.com/2673-7078/3/3/34 |
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