Body CompositionMusclesMuscle, SkeletalMuscle ProteinsAdipose TissueAbsorptiometry, PhotonMuscle, SmoothBody WaterBody WeightMuscle Fibers, SkeletalElectric ImpedanceMuscle, Smooth, VascularAnthropometryMuscle DevelopmentEnergy MetabolismMuscle ContractionSkinfold ThicknessBody Mass IndexObesityBody Fluid CompartmentsAdiposityBasal MetabolismEnergy IntakeMuscle Fibers, Fast-TwitchMuscle FatigueMuscle DenervationMuscle Fibers, Slow-TwitchExerciseAgingMitochondria, MuscleWeight LossWeight GainMyocytes, Smooth MuscleDietBody Fat DistributionMuscle WeaknessNeck MusclesOculomotor MusclesPhysical FitnessBone DensityDietary ProteinsRespiratory MusclesMuscle, StriatedNutritional StatusMuscle SpindlesLipidsBody HeightMuscle RelaxationCalorimetry, IndirectQuadriceps MuscleDiet, ReducingPapillary MusclesTime FactorsLeptinBody ConstitutionDeuterium OxideSarcopeniaEatingDensitometryInsulinMuscular AtrophyIndicator Dilution TechniquesAbdominal MusclesLipid MetabolismRegression AnalysisBlood GlucoseMuscle CellsOrgan SizeFatty AcidsMasseter MuscleOverweightOxygen ConsumptionGrowthMeatInsulin ResistanceMasticatory MusclesSex CharacteristicsFacial MusclesDietary FatsIntercostal MusclesCross-Sectional StudiesElectromyographyMuscle StrengthModels, BiologicalResistance TrainingHuman Growth HormoneIsometric ContractionMotor ActivityCattleAmino AcidsMuscular DiseasesInsulin-Like Growth Factor ISatellite Cells, Skeletal MusclePhysical ExertionPhysical EnduranceLinear ModelsCachexiaAnalysis of VarianceThinnessPectoralis Muscles