TorsoRotationPostureBiomechanical PhenomenaWeight-BearingThoraxMovementGaitBack InjuriesBackRange of Motion, ArticularAbdominal MusclesElectromyographyLow Back PainSpineMuscle ContractionMuscle, SkeletalKnee JointTorqueContractureAmyotrophic Lateral SclerosisCadaverOptical RotationArthrometry, ArticularElbow JointKneePostural BalanceBrachiocephalic TrunkJoint InstabilityShoulderHeadShoulder JointHip JointArthroplasty, Replacement, KneeHead MovementsKnee ProsthesisLumbar VertebraeNeck MusclesLateral Line SystemElbowHipTorsion AbnormalityProprioceptionPosterior Cruciate LigamentFemurLocomotionLumbosacral RegionArmAccelerationAnkle JointCeliac Artery