Body Mass IndexMuscle, SkeletalBody CompositionObesityBody WeightMusclesThinnessAnthropometryRisk FactorsAbsorptiometry, PhotonAdipose TissueOverweightMuscle ProteinsCross-Sectional StudiesBody HeightBody ConstitutionEnergy MetabolismNutritional StatusExerciseProspective StudiesHIV Wasting SyndromeSkinfold ThicknessWeight LossEnergy IntakeCohort StudiesCachexiaMuscle, SmoothMass SpectrometryRegression AnalysisSex FactorsBasal MetabolismBlood GlucosePotassium RadioisotopesWeight GainAge FactorsLinear ModelsAdiposityMuscle Fibers, SkeletalInsulinBone DensityMuscle, Smooth, VascularInsulin ResistanceTime FactorsCase-Control StudiesLongitudinal StudiesBlood PressureLeptinOxandroloneWaist CircumferenceDietFollow-Up StudiesBody Weights and MeasuresMuscle StrengthMuscle DevelopmentWaist-Hip RatioMuscle ContractionElectric ImpedanceAgingReference ValuesBody SizePrevalenceSex CharacteristicsBiological MarkersDiabetes Mellitus, Type 2Obesity, MorbidBody WaterHuman Growth HormoneLipidsMotor ActivityDiet, ReducingAnalysis of VariancePhysical FitnessOxygen ConsumptionEatingNutrition AssessmentHypertensionSomatotypesQuestionnairesLogistic ModelsSmokingCalorimetry, IndirectNutrition DisordersDietary ProteinsBody Fat DistributionCardiovascular DiseasesPredictive Value of TestsEuropean Continental Ancestry GroupInsulin-Like Growth Factor ISeverity of Illness IndexTriglyceridesTreatment OutcomeMultivariate AnalysisTestosteroneFastingMalnutritionMuscle FatigueRetrospective StudiesBody Surface AreaAnorexia NervosaSarcopenia