ExerciseOxygen ConsumptionExercise TestExercise TherapyExercise TolerancePhysical ExertionPhysical EnduranceMuscle, SkeletalHeart RateBicyclingRestPhysical FitnessResistance TrainingRunningAnaerobic ThresholdMuscle Stretching ExercisesPulmonary Gas ExchangeLactic AcidBreathing ExercisesTime FactorsBlood PressurePhysical Education and TrainingLegAsthma, Exercise-InducedExercise Movement TechniquesGlycogenRegional Blood FlowWeight LiftingMuscle FatigueAdaptation, PhysiologicalMuscle StrengthEnergy MetabolismCardiac OutputHemodynamicsWalkingSportsRespirationErgometryMuscle ContractionOxygenCardiovascular Physiological PhenomenaAnalysis of VarianceBlood GlucoseQuadriceps MuscleMotor ActivityTreatment OutcomeDyspneaElectrocardiographyLactatesStroke VolumeRespiratory Function TestsCross-Over StudiesHeart FailureSwimmingBody WeightSweatingCarbon DioxideHeartForearmSingle-Blind MethodPhosphocreatineRespiratory MechanicsIsometric ContractionBody CompositionHand StrengthFatigueCitrate (si)-SynthaseAgingInsulinCoronary DiseaseAthletesQuality of LifeFatty Acids, NonesterifiedPlasma VolumePhysical Therapy ModalitiesDietary CarbohydratesEpinephrineObesityReference ValuesDouble-Blind MethodChronic DiseaseFollow-Up StudiesBody Temperature RegulationBody TemperatureAthletic PerformanceForced Expiratory VolumeWeight LossVascular ResistancePulmonary Disease, Chronic ObstructiveRecovery of FunctionVentricular Function, LeftPatient ComplianceAngina PectorisHyperemiaProspective StudiesThighIntermittent ClaudicationSedentary LifestyleAltitudeBlood Flow Velocity