Oxygen ConsumptionMycobacillinCell HypoxiaAnoxiaReactive Oxygen SpeciesEnergy MetabolismHypoxia, BrainPartial PressureCarbon DioxideFetal HypoxiaHypoxia-Inducible Factor 1, alpha SubunitAlcohol DrinkingPhysical ExertionHeart RateExercise TestRespirationMitochondriaIntestinal SecretionsMyocardiumExerciseTime FactorsOxidation-ReductionPolarographyOxygen Inhalation TherapyLactatesHemodynamicsCell RespirationBody Temperature RegulationCultural CompetencySinglet OxygenBlood Gas AnalysisGlucoseHypoxia-Inducible Factor 1DietBody TemperatureDogsCoronary CirculationIon-Selective ElectrodesBlood PressureExercise ToleranceAdenosine TriphosphatePulmonary Gas ExchangeGlycolysisOxidative PhosphorylationMuscle, SkeletalHeartBody WeightRegional Blood FlowPhysical EnduranceOxidative StressRats, WistarBasal MetabolismRats, Sprague-DawleyPerfusionOxygen IsotopesAltitudeEthanolOximetryHydrogen PeroxideAerobiosisPulmonary VentilationBeveragesAnaerobic ThresholdHemoglobinsVegetablesEatingCoffeeRunningNitric OxideHyperoxiaFruitAdaptation, PhysiologicalShiveringPhysical FitnessOxyhemoglobinsAcclimatizationDose-Response Relationship, DrugModels, BiologicalKineticsAnalysis of VarianceCells, CulturedAntioxidantsNitroimidazolesCalorimetry, IndirectCerebrovascular CirculationHypercapniaUncoupling AgentsMyocardial ContractionMitochondria, HeartAlcoholic BeveragesFishesAnimals, NewbornVascular ResistanceHydrogen-Ion ConcentrationBrainCold TemperatureSuperoxidesAnaerobiosisPhosphocreatineMitochondria, Muscle