Shoulder JointShoulderShoulder PainBaseballRange of Motion, ArticularQuadriplegiaMotionParaplegiaShoulder DislocationMotion PerceptionShoulder FracturesScapulaRotator CuffBursitisArthroplasty, ReplacementMotion SicknessMovementJoint ProsthesisHumerusRotationBiomechanical PhenomenaJoint DiseasesJoint InstabilityJoint CapsuleTendinopathyArthroscopyAcromioclavicular JointPhotic StimulationHumeral HeadPsychophysicsPeriarthritisPain MeasurementAcromionNeck PainOptical IllusionsArmCumulative Trauma DisordersClavicleBrachial PlexusTendon InjuriesManipulation, OrthopedicElbow JointRecovery of FunctionMusculoskeletal DiseasesRuptureSuture AnchorsPhysical Therapy ModalitiesArtifactsSensory ThresholdsFigural AftereffectTreatment OutcomeParalysis, ObstetricTime FactorsWheelchairsPostureHemiplegiaGlenoid CavityDeltoid MuscleTorqueDepth PerceptionBursa, SynovialDiscrimination (Psychology)Pattern Recognition, VisualTennisEye MovementsDisability EvaluationInjections, Intra-ArticularBrachial Plexus NeuritisOrthopedic ProceduresContrast SensitivityUpper ExtremityElectromyographyReproducibility of ResultsLigaments, ArticularPursuit, SmoothArthrometry, ArticularArm InjuriesMagnetic Resonance ImagingElbowAccelerationMotion Pictures as TopicLiftingCadaverMuscle, SkeletalVisual PathwaysBirth InjuriesHead MovementsOrientationPainAthletic InjuriesHuman EngineeringProsthesis DesignExercise TherapyMuscle StrengthFollow-Up StudiesOccupational DiseasesWeight-BearingHemiarthroplastyForm PerceptionComputer Simulation