This is common sense, yes. But when studies emerge like a recent one in the Journal of the
American Medical Association that estimated one in five teenagers has hearing loss, the message of auditory moderation seems to bear repeating.
Or perhaps it should be shouted at 79 decibels.
That's about the highest level of noise intensity a person should be exposed to for an extended time, according to Susan Kaplan, an audiologist with the University of California at Davis health system.
"The louder you like to listen to music, the shorter amount of time" you should listen to it, Kaplan said. "It doesn't matter if you are 15 or 60."
Hearing loss occurs more often with sound above 80 decibels, or about the noise level of a ringing telephone, Kaplan said. At 100 decibels (lawn mower, chain saw, approximate maximum volume on an iPod), things get truly dicey. Share
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