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Vertigo »

Vertigo introduction

Balance is defined as a state of equilibrium. It takes significant amount of work for this to occur in the body. The brain uses inputs from many sources to understand where the body is located in relationship to the world and to allow it to function. Sensory information from the eyes, ears, and position receptors in the rest of the body help keep the body upright and allow it to move in a coordinated fashion.

Information comes to cerebellar lobes located in the base of the brain from the vestibular system in the inner ear, vision from the eyes, and proprioception (position) receptors located throughout the body that send signals through the spinal cord. The cerebellum uses that information to maintain posture, coordinate body motions like walking and also coordinate fine motor skills like using a pen to write.

Vertigo, a feeling of spinning movement and sometimes accompanied by nausea and vomiting, occurs when an...

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