Physical EnduranceReaction TimeRespiratory MusclesMuscle FatigueBreathing ExercisesMuscle, SkeletalNeck MusclesMuscle StrengthBackMusclesWork of BreathingMuscle ContractionExercise ToleranceHand StrengthExercise TherapyMuscle ProteinsDyspneaMuscle, SmoothMuscle Fibers, SkeletalMuscle, Smooth, VascularPsychomotor PerformanceRunningMuscle DevelopmentChronic DiseaseAttentionExerciseMitochondria, MuscleMuscle Fibers, Fast-TwitchPhysical Conditioning, AnimalReproducibility of ResultsMuscle Fibers, Slow-TwitchAthletesPhysical Education and TrainingElectromyographyOxygen ConsumptionMuscle DenervationBicyclingPhotic StimulationQuadriceps MuscleTime FactorsTask Performance and AnalysisSportsPhysical ExertionMyocytes, Smooth MuscleChoice BehaviorIsometric ContractionMuscle WeaknessNeuropsychological TestsInhibition (Psychology)Oculomotor MusclesCitrate (si)-SynthaseAthletic PerformanceSerial LearningAnalysis of VariancePhysical FitnessMovementMuscle, StriatedMuscle SpindlesMuscle RelaxationAdaptation, PhysiologicalPapillary MusclesAbdominal MusclesVisual PerceptionGlycogenExercise TestCognitionCuesMuscle CellsSaccadesAnaerobic ThresholdTrack and FieldAgingMasseter MuscleMuscular AtrophyLactic AcidResistance TrainingFacial MusclesMasticatory MusclesMental ProcessesIntercostal MusclesSwimmingBiomechanical PhenomenaFunctional LateralityElectric StimulationEnergy MetabolismPattern Recognition, VisualSatellite Cells, Skeletal MuscleWeight LiftingImpulsive BehaviorDiaphragmContingent Negative VariationVolitionMyosin Heavy ChainsElectroencephalographyMotor ActivityPectoralis MusclesMyofibrilsHindlimbRats, WistarMicrowaves