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200 1 _aDifferent plantar flexors neuromuscular and mechanical characteristics depending on the preferred running form
_fS. Grospretre, P. Gimenez, A. Thouvenot [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 34 tit.]
330 _aTwo main types of endurance runners have been identified: aerial runners (AER), who have a larger flight time, and terrestrial runners (TER), who have a longer ground contact time. The purpose of this study was to assess the neuromuscular characteristics of plantar flexors between AER and TER runners. Twenty-four well-trained runners participated in the experiment. They were classified either in a TER or AER group according to the Volodalen® scale. Plantar flexors’ maximal rate of force development (RFD) and maximal voluntary contraction force (MVC) were assessed. Percutaneous electrical stimulation was delivered to the posterior tibial nerve to evoke maximal M-waves and H-reflexes of the triceps surae muscles. These responses, as well as voluntary activation, muscle potentiation, and V-waves, were recorded by superimposing stimulations to MVCs. RFD was significantly higher in AER than in TER, while MVC remained unchanged. This was accompanied by higher myoelectrical activity recorded in the soleus muscle. While M-waves and other parameters remained unchanged, maximal H-reflex was significantly higher in AER than in TER, still in soleus only. The present study raised the possibility of different plantar flexors’ neuromuscular characteristics according to running profile. These differences seemed to be focused on the soleus rather than on the gastrocnemii.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 _tJournal of Electromyography and Kinesiology
463 _tVol. 59
_v[102568, 8 p.]
_d2021
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _atriceps surae
610 1 _aelectromyography
610 1 _aH-reflex
610 1 _arate of force development
610 1 _atwitch
610 1 _arunning
610 1 _aэлектромиграфия
610 1 _aскорость
610 1 _aбег
701 1 _aGrospretre
_bS.
_gSidney
701 1 _aGimenez
_bP.
_gPhilippe
701 1 _aThouvenot
_bA.
_gAdrien
701 1 _aPatoz
_bA.
_gAurelien
701 1 _aLussiana
_bT.
_gThibault
701 1 _aMourot
_bL.
_cspecialist in the field of physical training and sports
_cSenior Researcher of Tomsk Polytechnic University, Candidate of philological sciences
_f1977-
_gLaurent
_2stltpush
_3(RuTPU)RU\TPU\pers\41001
712 0 2 _aНациональный исследовательский Томский политехнический университет (ТПУ)
_bШкола базовой инженерной подготовки (ШБИП)
_bОтделение физической культуры (ОФК)
_h8034
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856 4 _uhttps://doi.org/10.1016/j.jelekin.2021.102568
942 _cCF