Body CompositionThinnessBody WeightAbsorptiometry, PhotonAdipose TissueObesityHIV Wasting SyndromeAnthropometryCachexiaEnergy MetabolismBody Mass IndexPotassium RadioisotopesOxandroloneEnergy IntakeBasal MetabolismSkinfold ThicknessMuscle, SkeletalNutritional StatusMuscle StrengthBody ConstitutionBone DensityBody WaterInsulinSomatotypesDietary ProteinsElectric ImpedanceHuman Growth HormoneEatingLeptinAnabolic AgentsCalorimetry, IndirectBody HeightAdiposityExerciseWeight LossAgingWeight LiftingBlood GlucoseInsulin ResistanceNutrition DisordersWeight GainOxygen ConsumptionSteroid Metabolism, Inborn ErrorsBody Surface AreaInsulin-Like Growth Factor IMelanocortinsResistance TrainingGrowth HormoneRegression AnalysisDiet, ReducingBody Weights and MeasuresSarcopeniaTestosteroneBurns