Body CompositionBody WeightOrgan SizeCardiomegalyWeight LossWeight GainAdipose TissueAbsorptiometry, PhotonBody WaterObesityElectric ImpedanceAnthropometryEnergy MetabolismBody Mass IndexMyocardiumSkinfold ThicknessEnergy IntakeHypertrophy, Left VentricularRats, WistarBirth WeightAdiposityRandom AllocationBasal MetabolismBlood PressureBody Fluid CompartmentsVentricular RemodelingMolecular WeightEatingDietHeartRats, Inbred SHRDiet, ReducingMyocytes, CardiacHeart VentriclesLeptinDisease Models, AnimalHemodynamicsHypertensionDietary ProteinsExerciseBody Fat DistributionAgingOverweightLipidsNutritional StatusRats, Sprague-DawleyBone DensityBody ConstitutionCalorimetry, IndirectBody HeightMuscle, SkeletalPhysical FitnessHeart FailureDietary FatsRegression AnalysisBlood GlucoseDeuterium OxideTime FactorsInsulinLipid MetabolismGrowthIndicator Dilution TechniquesBody Weights and MeasuresDensitometryPregnancySwineAnimal FeedSex CharacteristicsThinnessCross-Sectional StudiesSex FactorsFatty AcidsInsulin ResistanceFeeding BehaviorMotor ActivityAnimal Nutritional Physiological PhenomenaMuscle StrengthAnalysis of VarianceCattleAmino AcidsLiverNutrition DisordersDietary CarbohydratesSarcopeniaBody SizeWaist CircumferenceCaloric RestrictionHuman Growth HormoneNitrogenAnorexia NervosaCachexiaLactationTriglyceridesWeight LiftingLinear ModelsFood DeprivationProteinsReference ValuesPubertyInsulin-Like Growth Factor I