Reactive Oxygen SpeciesOxygen ConsumptionFree RadicalsOxygenFree Radical ScavengersHydroxyl RadicalElectron Spin Resonance SpectroscopyOxidation-ReductionAntioxidantsEnergy MetabolismOxidative StressHydrogen PeroxideSuperoxide DismutasePicratesLipid PeroxidationHydroxidesSuperoxidesMitochondriaNitrogen OxidesCyclic N-OxidesTime FactorsMyocardiumAlcohol DrinkingSpin LabelsKineticsSinglet OxygenXanthine OxidaseCatalasePartial PressureAscorbic AcidPhysical ExertionExercise TestCarbon DioxideHeart RateSpin TrappingExerciseLactic AcidLipid PeroxidesPolarographyLactatesOxygen Inhalation TherapyHemodynamicsDietRats, WistarDogsGlucoseGlutathioneBody Temperature RegulationAnoxiaCell RespirationNitric OxideOxygen IsotopesCoronary CirculationAdenosine TriphosphateMalondialdehydeIronEthanolDose-Response Relationship, DrugCardiac OutputBody TemperaturePlant ExtractsExercise ToleranceRespirationPerfusionIon-Selective ElectrodesRats, Sprague-DawleyHeartMagnetic Resonance SpectroscopyOxidative PhosphorylationOxidantsBody WeightElectron TransportMuscle, SkeletalBlood PressureLuminescent MeasurementsAerobiosisPulmonary Gas ExchangeHydrogen-Ion ConcentrationLiverBiphenyl CompoundsMolecular StructureHemoglobinsPeroxidesRegional Blood FlowBlood Gas AnalysisModels, BiologicalModels, ChemicalFruitGlycolysisBasal MetabolismPhysical EnduranceDeferoxamineMitochondria, HeartAntipyrineBeveragesOxyhemoglobinsCells, CulturedVitamin EPhenolsAnalysis of Variance