now, people holding mobile phones and playing with them can be seen everywhere on the street. Indirectly, people use more and more headphones, which is quite common! So, what are the hazards of wearing headphones often? It's important to choose the right headset!
Wearing earphones for a long time will cause continuous impact on the cochlea. When it is in a high decibel sound environment for a long time,
Direct damage to the inner ear.
The high voice or noise constantly shocks the liquid in the cochlea, causing the hair cells to die due to over stimulation,
The reduction of cochlea will have an irreversible effect on people's hearing.
Bacteria enter the ear.
There was a bacterial experiment on earphones. Surprisingly, earphones were worn for an hour,
The bacteria have multiplied nearly five times.
Wearing earphones for an hour, bacteria have multiplied nearly three times.
It can be imagined that if it is not cleaned regularly, the bacteria will certainly enter the ear with the earphone.
Distraction.
You may have a deep understanding of this. On the road, you wear headphones to listen to songs. At the right time, someone behind you may call your name, but you can't hear it.
In fact, there are also medical researches on distraction. The noise produced by earphones, especially stereo earphones, will cause dizziness, palpitation and distraction if the ears are contacted for a long time.
How to protect your ears?
Choose the right headset.
Generally, there is a common mistake, that is, the earplug is more harmful to the ear.
The best way to protect hearing is the sound proof earplug, because it can cut off the external noise to some extent. The original musician invented this earphone to protect the ear.
Don't listen to music in noisy environment.
Many little friends like to listen to music in noisy outdoor environment. In fact, under the interference of external noise,
You can turn up the volume of the earphone a lot, so it will damage your hearing virtually.
Reduce the daily use of earphones, generally within 4 hours a day. If you are still a minor child, you should control it to 2 hours a day, and the single time of listening to songs should not exceed 30 minutes. Never listen to songs and sleep at the same time.
Earphones need to be cleaned after long-term use. If they are not cleaned for a long time, they will adhere to many bacteria. People with weak resistance are prone to get sick because of these bacteria.
Here's a tip:
In the dead of night, listen to the music you often listen to. Turn up the volume from the minimum until you feel too noisy. Record the volume value of this position as the upper limit of volume. In the future, when listening to headphones in other occasions, strictly follow the upper limit.