The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During Running

Purpose: Military boots mileage is a main factor that can affect the risk of running injuries. The present study aims to evaluate the effect of three types of military boots mileage on knee muscular co-contraction during running. Methods: Fifteen healthy males received three pairs of new military b...

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Main Authors: Milad Piran Hamlabadi, AmirAli Jafarnezhadgero, Iman Bakhshodeh Nia, Hamid Hassannejad
Format: Article
Language:English
Published: Negah Institute for Scientific Communication 2023-01-01
Series:Physical Treatments
Subjects:
Online Access:https://ptj.uswr.ac.ir/article-1-577-en.pdf
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author Milad Piran Hamlabadi
AmirAli Jafarnezhadgero
Iman Bakhshodeh Nia
Hamid Hassannejad
author_facet Milad Piran Hamlabadi
AmirAli Jafarnezhadgero
Iman Bakhshodeh Nia
Hamid Hassannejad
author_sort Milad Piran Hamlabadi
collection DOAJ
description Purpose: Military boots mileage is a main factor that can affect the risk of running injuries. The present study aims to evaluate the effect of three types of military boots mileage on knee muscular co-contraction during running. Methods: Fifteen healthy males received three pairs of new military boots. Participants wore these boots for more than 6 months. Electromyography activity of lower limb muscles during running at constant speed was recorded during pre- and post-intervention. Then, knee muscular co-contraction was calculated. Results: Results showed a significant increase during loading response (P=0.030, n2p=0.157) and push-off (P=0.008, n2p=0.302) phases for general knee co-contraction at post-test compared to the pre-test. Also, directed mediolateral knee co-contraction showed a significant increment during mid-stance (P=0.028, n2p=0.040) and push-off (P=0.039, n2p=0.115) phases at post-test compared to the pre-test. Conclusion: It can be concluded that knee joint instability while using polyurethane thermoplastic is more than polyurethane boots. Also, our results demonstrated that maintaining knee stability in the anterior-posterior direction while using polyurethane thermoplastic is better than in polyurethane boots.
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spelling doaj.art-3e7241a8859d4252bc35eb254463ebb02023-12-02T17:11:46ZengNegah Institute for Scientific CommunicationPhysical Treatments2423-58302023-01-01133The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During RunningMilad Piran Hamlabadi AmirAli JafarnezhadgeroIman Bakhshodeh NiaHamid HassannejadPurpose: Military boots mileage is a main factor that can affect the risk of running injuries. The present study aims to evaluate the effect of three types of military boots mileage on knee muscular co-contraction during running. Methods: Fifteen healthy males received three pairs of new military boots. Participants wore these boots for more than 6 months. Electromyography activity of lower limb muscles during running at constant speed was recorded during pre- and post-intervention. Then, knee muscular co-contraction was calculated. Results: Results showed a significant increase during loading response (P=0.030, n2p=0.157) and push-off (P=0.008, n2p=0.302) phases for general knee co-contraction at post-test compared to the pre-test. Also, directed mediolateral knee co-contraction showed a significant increment during mid-stance (P=0.028, n2p=0.040) and push-off (P=0.039, n2p=0.115) phases at post-test compared to the pre-test. Conclusion: It can be concluded that knee joint instability while using polyurethane thermoplastic is more than polyurethane boots. Also, our results demonstrated that maintaining knee stability in the anterior-posterior direction while using polyurethane thermoplastic is better than in polyurethane boots.https://ptj.uswr.ac.ir/article-1-577-en.pdfco-contractionmilitary bootsrubberpolyurethanepolyurethane thermoplasticknee joint
spellingShingle Milad Piran Hamlabadi
AmirAli Jafarnezhadgero
Iman Bakhshodeh Nia
Hamid Hassannejad
The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During Running
Physical Treatments
co-contraction
military boots
rubber
polyurethane
polyurethane thermoplastic
knee joint
title The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During Running
title_full The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During Running
title_fullStr The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During Running
title_full_unstemmed The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During Running
title_short The Effect of Three Types of Military Boots Mileage on Knee Muscular Co-contraction During Running
title_sort effect of three types of military boots mileage on knee muscular co contraction during running
topic co-contraction
military boots
rubber
polyurethane
polyurethane thermoplastic
knee joint
url https://ptj.uswr.ac.ir/article-1-577-en.pdf
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