ObjectivesFor a reliable interpretation of left-right difference in Vestibular evoked myogenic potential (VEMP). the amount of sternocleidomastoid muscle (SCM) contraction has to be considered. Therefore. we can ensure that a difference in amplitude between the right and left VEMPs on a patient is due to vestibular abnormality. https://parisnaturalfoodes.shop/product-category/hemavol-2/