Tuesday, January 25, 2011

Loud music disrupts hearing

Very often, almost anywhere, you can meet people in your headphones. Young people listening to music, in the so-called regime, non-stop. However, very low percentage of the population knows how to sounds coming from the headphones, they say, then, at the hearing.

Surely, you do not just able to feel the negative effects of loud music. Coming out of a nightclub, concert hall or any other similar institution for some time a person feels a little shell-shocked, somewhat dulled his hearing. Therefore, in order to convey to their interlocutor's idea of "how cool we had just come off", we have to overstrain. In other words, in such moments, a man begins to talk louder than usual. For example, after a rock concert the human body takes several days to recover, get used to a completely natural environment. But with a daily listening through headphones to loud music, this reconstruction process there. For many, this may result in an unpleasant ringing in the ears, vertigo. But these factors, as a consequence, can lead to hearing loss, up to the final loss.

Muscles of the ear canal to limit the access of dangerous fluctuations in the inner ear. This occurs through direct exposure to loud high-frequency sounds. If the loud music for a long time does not stop, we stop hearing the muscles to protect the inner ear, which causes damage to the hair cells that are responsible for the transmission of impulses to the brain. The first place for the hearing are extremely dangerous high frequencies. In second place - are low.

But to protect their natural hearing aids can use the special plugs for the ears. The people they are known as ear plugs. Manufacture of foam, with rubber, polyurethane foam and silicone. Depending on the material used and the size earplugs absorb different noise levels: 12 to 34 dB.

When you listen to music, being in the headset, you must follow the rule 60/60. This rule can be interpreted as no more than 60 minutes of uninterrupted listening to tunes with the volume no higher than the established 60%. If the people around you hear your music, it is safe to say that it will adversely affect the middle ear that can eventually lead to irreversible consequences. It is desirable that headphones could cover the entire area of your ear.

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