A medical doctor whose specialty is problems of the peripheral and central nervous systems, and their connection to the senses.

The old (and very misleading) term for sensorineural hearing loss. In actual fact, there is very little true nerve deafness. (See Sensorineural Hearing Loss.)

Wavelength is the distance between sound (compression) waves and is directly related to frequency—the higher the frequency, the shorter the wavelength. In fact, if you divide the speed of sound in air by the frequency of the sound you are interested in, the result is the wavelength. Human hearing ranges from 20 to about 20,000 […]

White noise is noise whose amplitude is constant throughout the audible frequency range. The sound of white noise is a high-pitched hissing, similar to the sound of steam escaping from an overheated radiator. White noise is produced by a random noise generator, and is used in tinnitus maskers and in Tinnitus Retraining Therapy. More technically, […]

Damage to the hair cells (nerve endings of the auditory nerve) in the inner ear.

A loop of wire worn like a necklace that creates a magnetic field that can transmit sound when plugged into a portable radio or personal ALD such as an FM or Infrared receiver or other personal listening device.