Body WeightExercise TestExercise TherapyExerciseExercise ToleranceWeight LossWeight GainPhysical ExertionOxygen ConsumptionBirth WeightMolecular WeightMuscle, SkeletalPhysical EnduranceObesityOrgan SizeHeart RateTime FactorsEnergy MetabolismEatingBody CompositionBicyclingPhysical FitnessRestRunningBody Mass IndexResistance TrainingBlood PressureEnergy IntakeAnaerobic ThresholdLactic AcidPulmonary Gas ExchangeMuscle Stretching ExercisesDietDiet, ReducingAnalysis of VarianceWeight LiftingAdipose TissueBlood GlucoseMotor ActivityFetal WeightInsulinBreathing ExercisesTreatment OutcomeOverweightPhysical Education and TrainingLeptinRandom AllocationRats, WistarPregnancyAdaptation, PhysiologicalInfant, Low Birth WeightLegGlycogenAgingHemodynamicsRats, Sprague-DawleyLiverMuscle StrengthRegional Blood FlowWeight Reduction ProgramsDietary CarbohydratesWalkingDietary FatsAsthma, Exercise-InducedCardiac OutputFeeding BehaviorExercise Movement TechniquesMuscle FatigueAnthropometrySportsProspective StudiesRespirationDose-Response Relationship, DrugOxygenCross-Over StudiesReference ValuesFollow-Up StudiesMuscle ContractionDisease Models, AnimalRisk FactorsErgometryAnti-Obesity AgentsDouble-Blind MethodCardiovascular Physiological PhenomenaAdministration, OralHeartBody Weights and MeasuresDietary ProteinsQuadriceps MuscleLipidsMice, Inbred C57BLInfant, NewbornAge FactorsLactatesElectrocardiographyTriglyceridesBody TemperatureSex FactorsRegression AnalysisBody Temperature Regulation