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2. Hearing range - Wikipedia

   en.wikipedia.org/wiki/Hearing_range

   Hearing range describes the frequency range that can be heard by humans or other animals, though it can also refer to the range of levels. The human range is commonly given as 20 to 20,000 Hz, although there is considerable variation between individuals, especially at high frequencies, and a gradual loss of sensitivity to higher frequencies ...

3. Presbycusis - Wikipedia

   en.wikipedia.org/wiki/Presbycusis

   Presbycusis (also spelled presbyacusis, from Greek πρέσβυς presbys "old" + ἄκουσις akousis "hearing" [1]), or age-related hearing loss, is the cumulative effect of aging on hearing. It is a progressive and irreversible bilateral symmetrical age-related sensorineural hearing loss resulting from degeneration of the cochlea or ...

4. Hearing loss - Wikipedia

   en.wikipedia.org/wiki/Hearing_loss

   Hearing loss is a partial or total inability to hear. [5] Hearing loss may be present at birth or acquired at any time afterwards. [6] [7] Hearing loss may occur in one or both ears. [2] In children, hearing problems can affect the ability to acquire spoken language, and in adults it can create difficulties with social interaction and at work. [8]

5. What Is Sensorineural Hearing Loss (SNHL) | Causes ... - AOL

   www.aol.com/sensorineural-hearing-loss-snhl...

   There are a range of treatment options for sensorineural hearing loss. One of the most common is hearing aids. Traditionally, a hearing aid is a medical device that is fit to a person’s hearing ...

6. Pure-tone audiometry - Wikipedia

   en.wikipedia.org/wiki/Pure-tone_audiometry

   Conductive hearing loss due to disorders of the middle ear shows as a flat increase in thresholds across the frequency range. Sensorineural hearing loss will have a contoured shape depending on the cause. Presbycusis or age-related hearing loss for example is characterized by a high frequency roll-off (increase in thresholds).

7. 6 surprising signs of hearing loss - AOL

   www.aol.com/6-surprising-signs-hearing-loss...

   Age-related hearing loss stats, hearing devices: National Institute of Deafness and Other Communication Disorders Health problems and hearing, dementia: National Institute on Aging