Many of you who use headphones probably had to experience some discomfort. It's not about the quality of music, but about those unpleasant sensations after listening: noise in the ears, light dizziness and bad hearing for a while.
Content
If for example put such an experiment (not worth
do this), - put on a man headphones and sharply add music to
Full loud. This man if the rumor does not lose comes, then it will be
Periodically hear badly.
Our ear is designed in such a way that it
distinguishes the sounds having a frequency from 16 hertz to 20 thousand.Frequencies of this
The range causes oscillations of drummers, through auditory nerves
The signal enters the brain. Doctors warn that any long
noise with a power of more than 90 decibels can lead to partial hearing loss.
So, the maximum noise level that is able to endure a person in
For 8 hours without harm to health, - 85 dB. All that is louder and
longer, threatens the loss of hearing. The audio player reproduces the sound with
volume 110 decibel and more, therefore even in perfect headphones and
it is impossible to listen to such loud music. And headphones in the form
Hearing liners - a faithful harbinger of hearing loss for 30-40 years.
First simtomas
With long listening to very loud
Music may arise injury of middle ear structures, in addition
Perhaps hemorrhage into the auditory. With regular exposure
Loud sounds in humans are oppressed by the auditory analyzer and the central
nervous system. This leads to fatigue and increased irritation
on surrounding factors.
- If when listening to music you do not hear your own voice - this is a critical situation.
- If the child began to learn worse, - Do not call him lazy. Can learn how he listens to music?
-
If you notice with your loved ones, these symptoms are running to Lor doctor.
And listen to the music I want my ears sorry. What to do?
Headphones, especially plugs, can be dangerous.
Listening to them with music, hard to control the sound level, and easily
You can achieve a volume of 110-130 dB, and this can already damage the hearing.
Think before buying such headphones.
Today's audio announcement suggests
Reproducing devices that are equipped with special
means. They limit the loudness of the sound. But for music lovers in
they have a minus - they strongly distort the sound. Here you can promote
Only independently do not bring the sound level to a critical
Points.
Afterword
Nature is intended so that the increased changes
hearing start no earlier than 30 years. Listening to music in headphones
Neglecting all the rules you just speed up this process. Do not need
wonder if you are still young, but do not hear the phone call in
neighboring room, unlike your 70-year-old grandmother.
