Physical EndurancePhysical FitnessExerciseOxygen ConsumptionRespiratory Physiological PhenomenaExercise TestCardiovascular Physiological PhenomenaAnaerobic ThresholdGenetic FitnessCardiovascular Physiological ProcessesHeart RateRunningExercise TherapyPhysical Education and TrainingBody CompositionExercise ToleranceRespirationErgometryMotor ActivityRespiratory Physiological ProcessesBody Mass IndexMuscle, SkeletalPhysical ExertionApneaBicyclingSportsWalkingPhysical Conditioning, AnimalBlood PressureObesityCardiovascular SystemEnergy MetabolismSkinfold ThicknessHeat Stress DisordersAnthropometryAdiposityBody WeightPulmonary VentilationWaist CircumferenceMuscle StrengthSedentary LifestyleAccelerometryAnalysis of VarianceAdaptation, PhysiologicalRespiratory MechanicsMeningomyeloceleRespiratory RateAerobiosisAthletesCross-Sectional StudiesCalorimetry, IndirectChemoreceptor CellsSex FactorsAdipose TissueAthletic PerformanceAge FactorsAcclimatizationLife StyleAgingOxygenRespiratory SystemOverweightCardiovascular DiseasesResistance TrainingPulmonary Gas ExchangeRisk FactorsHeartAntarctic RegionsLinear ModelsRespiratory Function TestsMuscle FatigueBradycardiaSwimmingTime FactorsReference ValuesCitrate (si)-SynthaseCognitionAnoxiaLactic AcidJoggingQuestionnairesSelection, GeneticTreatment OutcomeHealth Promotion