Exercise ToleranceRespiratory Therapy Department, HospitalExercise TestPulmonary Disease, Chronic ObstructiveWalkingRespiratory Function TestsExercise TherapyQuality of LifeExerciseDyspneaForced Expiratory VolumeOxygen ConsumptionPhysical EnduranceLung Diseases, ObstructiveTreatment OutcomePhysical ExertionSpirometryVital CapacityTime FactorsBronchodilator AgentsRespiratory MusclesSeverity of Illness IndexProspective StudiesMuscle, SkeletalScopolamine DerivativesBreathing ExercisesFollow-Up StudiesHeart RatePulmonary Gas ExchangeLungAnaerobic ThresholdHeart FailureOxygen Inhalation TherapyCase-Control StudiesPostoperative PeriodDouble-Blind MethodRetrospective StudiesAdministration, InhalationPhysical FitnessMuscle StrengthPrognosisRecovery of FunctionQuadriceps MuscleRestOxygenPulmonary EmphysemaHypertension, PulmonaryPredictive Value of TestsSmokingAnalysis of VarianceChronic DiseaseSingle-Blind MethodQuestionnairesRisk FactorsPostoperative CareHemodynamicsRespiratory MechanicsPilot ProjectsPulmonary Diffusing CapacityStatistics, NonparametricCholinergic AntagonistsStroke VolumePulmonary VentilationCross-Over StudiesRespiratory TherapyBiological MarkersBlood Gas AnalysisAbdominal CavityCohort StudiesTotal Lung CapacityInhalationSputumPulmonary MedicineRunningBicyclingAlbuterolResistance TrainingBlood PressurePostoperative ComplicationsMyocardial InfarctionActivities of Daily LivingInspiratory CapacityRespirationMuscle FatigueAdrenergic beta-2 Receptor AgonistsCarbon DioxideLung Volume MeasurementsPhysical Education and TrainingPhysical Therapy ModalitiesWork of BreathingPhysical Conditioning, AnimalReference ValuesRespiratory System AgentsRespiratory InsufficiencyReproducibility of ResultsMetered Dose InhalersMetabolic EquivalentVentricular Function, LeftHospitalizationDisease Progression