ShoulderShoulder JointShoulder PainShoulder DislocationNeckHead and Neck NeoplasmsNeck PainShoulder FracturesScapulaRotator CuffBursitisRange of Motion, ArticularArthroplasty, ReplacementJoint ProsthesisHumerusVentricular Function, LeftJoint DiseasesSyncope, VasovagalRotationJoint InstabilityNeck InjuriesVentricular Dysfunction, LeftTendinopathyArthroscopyJoint CapsuleAcromioclavicular JointHumeral HeadPeriarthritisBiomechanical PhenomenaTreatment OutcomePain MeasurementFemoral Neck FracturesAcromionBaseballCumulative Trauma DisordersHypertrophy, Left VentricularClavicleBrachial PlexusArmMusculoskeletal DiseasesSyncopeMovementTendon InjuriesManipulation, OrthopedicFollow-Up StudiesSuture AnchorsRuptureTime FactorsWheelchairsPhysical Therapy ModalitiesRecovery of FunctionAtrial Function, LeftParalysis, ObstetricGlenoid CavityElbow JointHemiplegiaCarcinoma, Squamous CellSupine PositionProspective StudiesDeltoid MuscleRetrospective StudiesBrachial Plexus NeuritisHeadDisability EvaluationBursa, SynovialPostureArm InjuriesInjections, Intra-ArticularElectromyographyHeart VentriclesUpper ExtremityPatient PositioningOrthopedic ProceduresGravitationProsthesis DesignOccupational DiseasesTomography, X-Ray ComputedTennisHuman EngineeringHeart RateMuscle, SkeletalGravity SensingOtolithic MembranePelvisHead MovementsPainBirth InjuriesTorqueEchocardiographyReproducibility of ResultsLiftingHemiarthroplastyExercise TherapyBlood PressureElbowLigaments, ArticularPectoralis MusclesAnalysis of VarianceAthletic InjuriesOrientation