Noise “R” Us: The evolution of noisy toys
Twenty Thousand Hertz
00:00
The Long-Term Effects of Noise Exposure on Children's Hearing
Dr. Hamid Jalilian is a professor at UC Irvine and an expert in the problems of the ear. He's especially concerned with the long-term damage that noise exposure can do to children's ears. We're born with about 3,000 or so of these so-called inner hair cells which are the main ones that do the function of hearing. Damage that occurs to those cells is permanent.
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