Search results for "intermittent electrical-stimulation"

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Neuromuscular Fatigue Following Isometric Contractions with Similar Torque Time Integral

2014

International audience; Torque time integral (TTI) is the combination of intensity and duration of a contraction. The aim of this study was to compare neuromuscular alterations following different isometric sub-maximal contractions of the knee extensor muscles but with similar TTI. Sixteen participants performed 3 sustained contractions at different intensities (25 %, 50 %, and 75 % of Maximal Voluntary Contraction (MVC) torque) with different durations (68.5 +/- 33.4 s, 35.1 +/- 16.8 s and 24.8 +/- 12.9 s, respectively) but similar TTI value. MVC torque, maximal voluntary activation level (VAL), M-wave characteristics and potentiated doublet amplitude were assessed before and immediately a…

AdultMalemedicine.medical_specialtyContraction (grammar)Knee Jointmotor unitsload typehuman skeletal-musclePhysical Therapy Sports Therapy and RehabilitationIsometric exerciseElectromyographyisometric contractionQuadriceps MuscleEMG activityknee extensor musclesYoung AdultInternal medicineHumansMedicineTorqueOrthopedics and Sports Medicineintermittent electrical-stimulationvoluntaryMuscle SkeletalMuscle fatiguemedicine.diagnostic_testdiffersElectromyographybusiness.industry[ SDV.MHEP.PHY ] Life Sciences [q-bio]/Human health and pathology/Tissues and Organs [q-bio.TO]voluntary activationAnatomyPeripheralTorqueNeuromuscular fatiguerecruitmentMuscle FatigueCardiologysustained submaximal contractionsbiceps-brachiiactivationTime integralbusinesspercutaneous neurostimulation
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