Exercise ToleranceExercise TestGlucose Tolerance TestExercise TherapyExercisePhysical ExertionOxygen ConsumptionPhysical EnduranceHeart RateDyspneaBlood GlucoseMuscle, SkeletalDrug ToleranceAnaerobic ThresholdPulmonary Gas ExchangeBreathing ExercisesAngina PectorisRespiratory Function TestsTime FactorsImmune TolerancePhysical FitnessInsulinHeart FailurePulmonary Disease, Chronic ObstructiveGlucose IntoleranceInsulin ResistanceElectrocardiographyBicyclingRestBlood PressureLactic AcidLung Diseases, ObstructiveDouble-Blind MethodCross-Over StudiesLactose Tolerance TestAsthma, Exercise-InducedForced Expiratory VolumeHemodynamicsRespirationWalkingTreatment OutcomeCardiac OutputRespiratory MusclesStroke VolumeOxygenAnalysis of VarianceMuscle StrengthRunningFollow-Up StudiesXamoterolQuality of LifeChronic DiseaseMuscle FatigueAdaptation, PhysiologicalCoronary DiseaseProspective StudiesDiabetes Mellitus, Type 2ErgometryFastingPulmonary VentilationLegHeart Function TestsSpirometryVital CapacityGlycogen Storage Disease Type VEnergy MetabolismGlucoseSportsAdrenergic beta-AntagonistsIsosorbide DinitratePhysical Conditioning, AnimalResistance TrainingObesityRegional Blood FlowPhysical Education and TrainingPrediabetic StateHeartSingle-Blind MethodEchocardiographyMuscle Stretching ExercisesPropanolaminesCarbon DioxideBody WeightPredictive Value of TestsMetoprololVentricular Function, LeftCounterpulsationDiabetes, GestationalInspiratory CapacityReference ValuesCardiovascular Physiological PhenomenaLungSeverity of Illness IndexC-PeptideRisk FactorsGlycogenVentricular Dysfunction, LeftAdministration, OralRespiratory MechanicsFatigue