Cranking the Volume on Your iPod Or MP3 Player Can Damage Hearing

Kids have always loved listening to their favoritewhile indoors with no background noise, the
music, and the louder the better - much to theirparticipants were comfortable with their music at
parents' dismay. In the 1980s, the portable tape69 decibels. Outdoors, where the background
recorder with headphones - which came to benoise was recorded at 65 decibels, participants
known as the "Walkman" - enabled teenagers tousing their headphones turned the volume up to
listen to their music as loud as they wanted,82 decibels and as high as 95 decibels to drown
anywhere they wanted, without disturbing anyoneout the surrounding noise. The Occupational
around them.Safety and Health Administration guidelines limit
But the more modern rendition of the Walkman -exposure to noise at this level to no more than
portable MP3 Players and iPods - pose a majorfour hours each day. The study concluded that
threat to our children's hearing health, and to ours.the participants were at risk for hearing damage
The problem is a combination of the technologyand recommended "avoiding continuous use of
of portable digital devices that creates a[portable stereos] in noisy conditions."
non-buffered crystal clear sound, and the type ofNorthwestern University's Dean Garstecki offers
headphones typically used with them, which domore specific guidelines: His 60 percent/60 minute
not have a buffer either. In December 2005,rule - listen to MP3 Players and iPods for "about
Dean Garstecki, an audiologist and professor atan hour a day and at levels below 60 percent of
Northwestern University reported that more andmaximum volume." The problem is, most of the
more young people were being diagnosed withpopulation using headphones - young music fans -
the types of hearing loss typically found in olderlisten to their music for much longer than one
adults. He attributed this trend to the "earbud"hour per day. But, you can help minimize hearing
type headphones that usually accompany iPod andloss, damage and problems while listening to your
MP3 Players. With the earbud headphones, thefavorite music as long as you want to - the
sound frequencies are not buffered as they aresecret is in the headphones.
with the more traditional, ear cup-style headsets.Headphones such as the EX29 Extreme Isolation
Newsweek Magazine recently reported thatNoise Reduction Headphones help block out
researchers at the House Ear Institute found thatexternal noise allowing you to hear the fine details
listeners can unfortunately increase the volume ofof your music without blowing out your ear
today's portable digital devices without the "signaldrums. The ear cup fits over the ear, and not in
distortion that occurs with traditional analog audio."it, and the headphones are lightweight, don't
The older-model headphones that were popularrequire batteries and can be used with your MP3
just 15 to 20 years ago - that have ear cupsPlayer or iPod. With 29 decibels of isolation from
outside of the ears - had that distortion when theoutside sound, the quiet headphones block outside
volume was turned up, which functioned as anoise and there is no need to crank the volume
much-needed buffer to protect our hearing.of your music.
Today's technology does not provide that bufferAging rock stars like the Who's Pete Townsend,
- the earpiece is placed in the ear, not outside ofwho has some permanent hearing loss from
it, and the digital devices do not create thatyears of exposure to loud music, and Mick
distortion, no matter how high the volume.Fleetwood, who has teamed up with Energizer
In addition, people often listen to these devicesbatteries to promote hearing loss prevention,
while they are on the go, and have a tendency tohave brought public attention to the fact that
crank the volume in an attempt to drown outsidemany of us take our hearing for granted. But
noise, further posing a risk to our hearing. Usingthere's no need to turn off your music - just be
the earbud style headphones during activities suchsmarter about how you listen to it. If you are
as exercise, for example, puts the user at ausing your MP3 Player or iPod when you're
greater risk. During exercise, blood, which can actexercising, in a noisy environment or you just
as a buffer, is diverted from the ears to otherwant to hear the fine details of your music, ditch
parts of the body - so our already vulnerablethe earbud headphones and reach for a set of
hearing is in even more jeopardy.noise reduction ones instead. And you'll be
Headwize reports that a study conducted onenjoying your favorite music for a long time to
music listeners using headphones revealed thatcome.