Isometric ContractionTorqueElectromyographyMuscle, SkeletalMuscle StrengthMuscle FatigueMuscle ContractionQuadriceps MuscleRecruitment, NeurophysiologicalKneeMotor NeuronsVolitionFemoral NerveElectric StimulationElbowMusclesHandBiomechanical PhenomenaLegPhysical EnduranceMaximal Voluntary VentilationIsotonic ContractionTime FactorsPhysical ExertionThighExerciseMuscle WeaknessHand StrengthMuscle Fibers, SkeletalEvoked Potentials, MotorKnee JointMyocardial ContractionFingersForearmElbow JointUterine ContractionAnkle JointMusculoskeletal Physiological PhenomenaSarcomeresMotor CortexMuscle Strength DynamometerMuscle RelaxationVoluntary ProgramsMovementThumbMuscle, SmoothArmReflex, StretchMyosinsPsoas MusclesPhosphocreatineTranscranial Magnetic StimulationH-ReflexPapillary MusclesTendonsStress, MechanicalAdaptation, PhysiologicalReflexHeart RateAction PotentialsAnalysis of VarianceCalciumWeight-BearingVasoconstrictionRana temporariaAnkleFootPeroneal NerveVibrationMuscle SpindlesMyography