Exercise TestExercise ToleranceOxygen ConsumptionAnaerobic ThresholdExercisePulmonary Gas ExchangeExercise TherapyPulmonary VentilationHeart RateRespiratory Function TestsCardiopulmonary BypassHeart FailureDyspneaPhysical ExertionStroke VolumeCardiopulmonary ResuscitationPhysical EndurancePredictive Value of TestsTreatment OutcomePhysical FitnessElectrocardiographyRespirationAsthma, Exercise-InducedTime FactorsRestHemodynamicsBicyclingCarbon DioxideWalkingOxygenBlood PressureMuscle, SkeletalHeart Function TestsCardiac OutputProspective StudiesPrognosisLactic AcidSpirometryAngina PectorisErgometryHeart Failure, SystolicFollow-Up StudiesChronic DiseaseHeart ArrestForced Expiratory VolumeVentricular Function, LeftVentricular Dysfunction, LeftSportsHypertension, PulmonaryAnalysis of VarianceHeartEchocardiographyRunningPulmonary Disease, Chronic ObstructiveCardiovascular Physiological PhenomenaCoronary DiseaseDouble-Blind MethodSeverity of Illness IndexHeart TransplantationHeart Defects, CongenitalMyocardial IschemiaReference ValuesPhysical Education and TrainingCardiac Output, LowPostoperative PeriodNatriuretic Peptide, BrainPropanolaminesCardiomyopathy, DilatedBreathing ExercisesHeart DiseasesLungRetrospective StudiesCyanosisEchocardiography, DopplerRisk FactorsCross-Over StudiesPreoperative CareLactatesSystoleMetabolic EquivalentCase-Control StudiesReproducibility of ResultsStatistics, NonparametricMuscle FatigueRisk AssessmentRegional Blood FlowLegLung DiseasesResistance TrainingGlycogen Storage Disease Type VQuality of LifeMuscle StrengthAdrenergic beta-AntagonistsDiastoleBlood Gas AnalysisAthletesMuscle Stretching ExercisesChi-Square DistributionRespiratory Physiological PhenomenaROC Curve