ExercisePhysical ExertionVolitionGlycogen Storage Disease Type VExercise TestHeart RateMuscle ContractionHand StrengthExercise TherapyMuscle, SkeletalReflexBlood PressureSympathetic Nervous SystemCardiovascular Physiological PhenomenaBaroreflexExercise ToleranceIsometric ContractionOxygen ConsumptionCatsMusclesBradycardiaRegional Blood FlowPhentolamineVascular ResistancePhysical EndurancePropranololMuscle FatigueTorqueTime FactorsMuscle StrengthElectromyographyIsotonic ContractionRestBicyclingMuscle Stretching ExercisesBiomechanical PhenomenaPhysical FitnessLegRunningKneeElectric StimulationResistance TrainingLactic AcidAdaptation, PhysiologicalAnaerobic ThresholdAnalysis of VariancePulmonary Gas ExchangeQuadriceps MuscleMuscle Fibers, SkeletalPhysical Education and TrainingStress, MechanicalEnergy MetabolismElbowSarcomeresMuscle RelaxationMovementBreathing ExercisesWeight LiftingOxygenPhosphocreatineThighMuscle SpindlesGlycogenRana temporariaArmHemodynamicsMotor ActivityForearmRespirationWalkingHeartPostureTreatment OutcomeCardiac OutputMyocardial ContractionAgingModels, BiologicalKnee JointRange of Motion, ArticularSportsMusculoskeletal Physiological PhenomenaErgometryMuscle Strength DynamometerReproducibility of ResultsPain MeasurementWeight-BearingVasoconstrictionAsthma, Exercise-InducedMyosinsReference ValuesPsoas MusclesCross-Over StudiesElasticityMotor NeuronsRecruitment, NeurophysiologicalExercise Movement TechniquesVasodilationCalciumLactatesHindlimb