The development of electronics and Compression Technology Audio / Video can be shown with the product number of portable digital music files, either audio files or video files. In addition to increasing significantly the quality, size and shape to the more diverse and affordable price make the penetration of these products to the more knowledgeable the whole society, especially teenagers.
In the era when the Walkman or Discman, have limited the size (both physical files and the player files) that make "lazy" to carry-bawanya wherever we go. At this time, can be easily found on the streets or at other common-place, young people themselves with the complete digital music files, either using the set of ear / head set and wireless . Besides the fun and entertaining it would be also necessary aspects of health (health). Do you know that the sound energy is removed by the digital music files through ear / headset that you are mostly located above 90 dB (A). Sound intensity with the energy of this more or less the same as that owned by the car engine and mower. (note: the human voice conversations daily ranges between 60 - 65 dB (A)). So how much can be the intensity of the incoming sound energy directly in the ear when you listen to music through ear / headset you ....
Based on ear health standards recognized nationally and internationally, one can only receive sound energy exposure 80 dB (A) continuously for a maximum of 8 hours. More than 8 hours, then the tendency will be to provide interference in the hearing (either temporary or permanent). If the intensity of sound energy received into 2 times lipatnya or 83 dB (A), the maximum exposure time to be voted only 4 hours. When the energy intensity of the sound heard is 86 dB (A), the maximum duration to 2 hours only. When sound energy more than 90 dB (A), the duration should listen to should not be more than 1 hour, so that the ear does not experience interference hearing, whether permanent or temporary. Those interested in more detail, one may be able to give a more complete information.
So, for users MP3/MP4/USB/Handphone portable player or iPod, how many hours in a day you use your device to continuously listen to your favorite lagu2? If you use more than 1 hour continuously or 2 hours continuously every day, so be careful, because your ear is exposed to interference prone to hearing (or Hearing Loss Hearing Impairment).
The most easy to mendeteksinya is "temen2 you say you cry and cry, while you find yourself talking with your friend or reasonable to speak with a reasonable volume, but you can not hear well" .... Detection more detail to your ear condition, of course, can be obtained with the test audiometri ENT doctor in the nearest .... :) ...
Enjoy songs of your favorite portable music device through your mind but remember to keep the gift that God gave you, namely your Ear .... What you do not own the guard, who else ....