Since your head is home to most of your sensory organs, your head must be able to move in relationship to your body, it is the neck that provides this function as the information always goes through the neck to the head for integration. All food, drink and air normally reach the body via the head and neck, blood passes from the body through the neck in order to nourish, protect and remove waste products from the head. Therefore, brain function, sensory system and body activit