Neck MusclesNeckMusclesHead MovementsNeck PainHead and Neck NeoplasmsElectromyographyMuscle, SkeletalHeadTorticollisMuscle ProteinsMuscle, SmoothMuscle ContractionFacial MusclesMuscle Fibers, SkeletalMuscle, Smooth, VascularVibrationLabyrinth DiseasesProprioceptionAccelerationMastoidMuscle DevelopmentPostureOccipital BoneIsometric ContractionWhiplash InjuriesTegmentum MesencephaliMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationFixation, OcularMuscle Fibers, Slow-TwitchAnti-Dyskinesia AgentsElectric StimulationCervical VertebraeMyocytes, Smooth MuscleMitochondria, MuscleMotor NeuronsMovementVestibule, LabyrinthBiomechanical PhenomenaOculomotor MusclesTime FactorsNeck InjuriesOrientationMuscle, StriatedCatsPsychomotor PerformanceMuscle SpindlesMuscle RelaxationRespiratory MusclesMuscle WeaknessMacaca mulattaSuperior ColliculiPapillary MusclesRotation