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Hearing disorders range from a temporary, partial loss of hearing to the permanent loss of hearing known as deafness.
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Occupational hearing loss is damage to the inner ear from noise or vibrations due to certain types of jobs or entertainment.
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Hearing impairment occurs in all age groups. In children hearing loss can be genetic or acquired as a result of infection either during fetal development or during childhood. It is estimated that up to 1 child in every 1,000 live births suffers fr...
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