The feedback sound a hearing aid makes when it does not fit tightly in the ear canal. Often the hard of hearing person does not hear this sound, but it sure annoys the people nearby. Often it is described as a squealing sound.

A special circuit in some hearing aids that compresses a wide range of sounds into a narrower range. This makes soft sounds easier to hear and makes loud sounds more comfortable for listening.

That portion of the inner ear and the central nervous system involved with the sense of balance. It includes the semi-circular canals, saccule, utricle and vestibule. This system controls your equilibrium (balance) and stabilizes your eyes in space. It works together with your brain to sense, maintain and regain your balance and a sense of […]

A therapeutic program that uses exercises to help you regain your sense of balance.

Surgery to cut the vestibular branch of the 8th cranial nerve. This is done when intractable vertigo resulting from a condition such as Meniere’s disease becomes debilitating. When this is done, the person has no balance function in that ear, but no more vertigo either.

A structure of the inner ear made up of three fluid-filled, semicircular tubes (canals), the utricle and the saccule that assist with balance. (See also Vestibular System.)