Exercise TestOxygenSinglet OxygenOxidative StressReactive Oxygen SpeciesOxygen ConsumptionExercise ToleranceExerciseExercise TherapyHydrogen PeroxidePhysical ExertionPhysical EnduranceHeart RateAnaerobic ThresholdPhysical FitnessAsthma, Exercise-InducedPulmonary Gas ExchangeBicyclingMuscle, SkeletalElectrocardiographyLactic AcidAngina PectorisErgometryRestTime FactorsRunningSportsRespiratory Function TestsBlood PressureRespirationHemodynamicsDyspneaOxygen Inhalation TherapyCoronary DiseaseCarbon DioxidePhysical Education and TrainingCardiovascular Physiological PhenomenaCardiac OutputWalkingLactatesForced Expiratory VolumeBreathing ExercisesHeart FailureStroke VolumeCross-Over StudiesAnalysis of VarianceMetabolic EquivalentDouble-Blind MethodPulmonary VentilationMuscle FatiguePartial PressureFollow-Up StudiesHeartEnergy MetabolismRegional Blood FlowLegResistance TrainingAdaptation, PhysiologicalAnoxiaGlycogen Storage Disease Type VPredictive Value of TestsBlood Gas AnalysisAthletesMuscle StrengthAdrenergic beta-AntagonistsMuscle Stretching ExercisesProspective StudiesMyocardial IschemiaHyperventilationTreatment OutcomeRespiratory Physiological PhenomenaSpirometryMicrovascular AnginaLung Diseases, ObstructiveMaximal Voluntary VentilationGlycogenReference ValuesSingle-Blind MethodElectrocardiography, AmbulatoryRespiratory MechanicsChronic DiseaseAltitudePulmonary Disease, Chronic ObstructiveHorsesEchocardiographyCoronary AngiographyPrognosisOxygen IsotopesQuadriceps MusclePhysical Conditioning, AnimalVentricular Function, LeftOximetryHypokalemic Periodic ParalysisEchocardiography, StressBlood GlucoseMuscle ContractionVital CapacityRisk FactorsOxidation-ReductionMyocardial Infarction