Printer Friendly
The Free Library
14,815,112 articles and books
Member login
User name  
Password 
 
Join us Forgot password?

Sound off.


The popularity of portable music players is booming. Doctors say that could be leading to an increase in hearing loss.

The problem? Many of today's players can store loads of songs--allowing you to listen for hours. Also, headphones Head-mounted speakers. Headphones have a strap that rests on top of the head, positioning a pair of speakers over both ears. For listening to music or monitoring live performances and audio tracks, both left and right channels are required.  let you blast music without disturbing your neighbors.

That volume boost intensifies the vibrating vibrating,
v using quivering hand motions made across the client's body for therapeutic purposes.
 sound waves that hit your ears. Sound levels above 85 decibels (unit of sound intensity) can damage ears, says Brian Fligor, an audiologist Audiologist
A person with a degree and/or certification in the areas of identification and measurement of hearing impairments and rehabilitation of those with hearing problems.
, or hearing specialist at Children's Hospital Boston Children's Hospital Boston is a children's hospital located in the Longwood Medical and Academic Area of Boston, Massachusetts. Located at 300 Longwood Avenue, Children's is adjacent both to its teaching affiliate, Harvard Medical School, and to Dana-Farber Cancer Institute. . Listening to loud tunes for longer periods increases that risk.

Fligor's advice: Keep the volume at about 50 percent or lower and limit your daily usage to one hour.
COPYRIGHT 2005 Scholastic, Inc.
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2005, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

 Reader Opinion

Title:

Comment:



 

Article Details
Printer friendly Cite/link Email Feedback
Title Annotation:portable music players
Author:Bryner, Jeanna
Publication:Science World
Article Type:Brief Article
Geographic Code:1USA
Date:Dec 12, 2005
Words:111
Previous Article:Over the edge.(Grand Canyon)(Brief Article)
Next Article:Wait a second!(Earth's rotation)(Brief Article)
Topics:



Related Articles
Blame it on Rio.(Brief Article)(Evaluation)
MP3: Online Music Pumps Up the Volume.(MP3 format makes it possible to download music from the Internet)(Brief Article)
SONY, REALNETWORKS TEAM UP ON SECURE ELECTRONIC MUSIC DISTRIBUTION.(Company Business and Marketing)
MP3 REVOLUTION.
Maya Homburger and Barry Guy: Ceremony (ECM 1643 453-847-2).(Review)
DIGITAL L.A. PARTING COMMENTS ON DIGITAL MUSIC TECHNOLOGY.(L.A. Life)
Copy lock. (Circuits).(Brief Article)
Music and Technology in the Twentieth Century.(Book Review)(Brief Article)
They've got the beats; MP3 players let you carry a virtual jukebox on your hip.(B.E. Reviews)(Product/Service Evaluation)
Legislative podcasting.(Wisconsin Legislative Reference Bureau provides short audio files on its Web site)(Brief Article)

Terms of use | Copyright © 2010 Farlex, Inc. | Feedback | For webmasters | Submit articles