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Prolonged Exposure to Loud Noise Alters Speech Processing

New research suggests exposure to loud sounds like emergency vehicle sirens... even high volume from an mp3 player... may be damaging the brain as well as the ears. 15 percent of Americans between the ages of 20 and 69 have some problem with noise induced hearing loss. And scientists know that loud noises can physically damage the hair cells in the ear that receive sound. This new research suggests that hearing damage also could affect your brain's ability to process sounds into...

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