**6. Vestibular system and proprioception in nomophobia kids**

The central and peripheral vestibular organs, in conjunction with the visual and somatosensory systems, are responsible for balance, equilibrium, and orientation in space. Vestibular system as major role in subjective awareness of body position and movements in space, postural tone and equilibrium and stabilization of the eyes in space during head movement along with visual system and proprioception continuous use of smart phones may lead the child hyper expressive and also lead to gravitational insecurity, which is an sensory integration issue which may cause to react to movements in an extreme way. This is due to the impact of vestibular system by which the child's gravity receptors become extra sensitive.
