PostureHypotension, OrthostaticSupine PositionProprioceptionWeight-BearingBiomechanical PhenomenaMovementAnkleElectromyographyLegFootWalkingPostural Orthostatic Tachycardia SyndromeAnkle JointMuscle, SkeletalScoliosisSpinePelvic BonesHeart RateValsalva ManeuverDizzinessPelvisGaitBlood PressureTorqueParaplegiaSomatosensory DisordersKnee JointAutonomic Nervous SystemRange of Motion, ArticularOrthotic DevicesHuman EngineeringSelf-Help DevicesVestibule, LabyrinthPressureAutonomic Nervous System DiseasesPatient PositioningSensation DisordersTime FactorsSupinationRadiographyTorsoLower ExtremitySpinal Cord InjuriesInterior Design and FurnishingsLordosisSpinal CurvaturesElectric Stimulation TherapyLumbar VertebraeAccidental FallsLumbosacral RegionAnalysis of VarianceSacrumHip JointAccelerationEquipment DesignHipKyphosisReproducibility of ResultsVibrationGravitationShoesRotationReference ValuesVenous InsufficiencyMethyldopaOsteoarthritis, KneeTask Performance and AnalysisLocomotionMotor ActivityFeedbackIndoraminDiabetic NeuropathiesLabetalolPhysical Therapy ModalitiesH-ReflexBackKneeTilt-Table TestReflex, StretchThoracic VertebraeLow Back PainSpace FlightMuscle ContractionCerebral PalsyMan-Machine SystemsOrthostatic IntoleranceBracesPsychomotor PerformanceMuscle StrengthArmTomography, X-RayEstrus DetectionKinesthesisTibiaOccupational HealthVestibular DiseasesPhysical ExertionLinear ModelsStockings, Compression