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Long-term use of headphones is harmful to the ears, which will inevitably affect hearing and lead to hearing loss, but due to the different lengths of time and volume of personal use of headphones, the degree of impact is also different.
The frequency range of sound waves that can be sensed by the human ear is 20-20,000 Hz. Hearing is sensitive to the frequency of sound waves of 500-1000 Hz, but not to noise at 2000-4000 Hz, and long-term use of headphones will cause damage to the high-frequency sound wave part (2000-4000 Hz). Therefore, even if the hearing is damaged, it is difficult to detect, and when it is detected, the hearing damage is already more severe, which may cause noise-induced deafness.
Some common sense for using headphones.
Don't use the headphones for too long, control them within an hour, and let the ears relax properly in a quiet environment after using the headphones; If you're using headphones, you can choose a headset with good sound isolation.
If the outside noise is very loud, people will unconsciously turn up the volume in order to hear the sound in the headphones, and the louder the volume, the more damage to the inner ear, so try not to listen to the headphones in a noisy environment**, it is recommended to generally control the volume at 60% or below.
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There is nothing particularly harmful, but long-term loud noise can lead to hearing problems.
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Wearing headphones to listen to songs regularly is harmful to the ears. There is a limit and range to the ear's tolerance to sound. Acoustic exposure causes lesions of the cochlea and auditory nerve in the inner ear. Acoustic exposure is divided into acute and chronic, such as blast injury, which is acute acoustic exposure;
For example, wearing headphones for a long time to listen**, or there is noise in the factory environment, etc., is chronic sound exposure. There is sufficient clinical evidence to show that long-term wearing of headphones can cause damage to the auditory system, which will manifest as progressive tinnitus and hearing loss.
In particular, adolescents will be more sensitive due to the imperfect development of the auditory system, and there are irreversible manifestations.
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Wearing headphones to listen to music often will actually cause some damage to the ears, especially if the headphone volume exceeds 60 decibels, or if the headphones are used for more than an hour, it may cause permanent damage to the inner ear hair cells, resulting in hearing loss.
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If you wear in-ear headphones for a long time to listen to songs, and the sound is very loud, it is harmful to the ears and affects hearing.
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Listening to music with in-ear headphones for a long time can affect your hearing. The world's first in-ear headphones were born in 1926, compared with traditional headphones, in-ear headphones need to be inserted into the ear canal when wearing, so it can provide a relatively closed environment, effectively reducing the interference of external noise on the **, silica gel residual solvent release, and the external auditory canal ** encounter, that inadvertently produced a reaction, easy to rash, commonly known as allergies. In addition, silicone is a porous material that easily absorbs odors and secretions, and it is uncomfortable to think about it.
<> headphones should not be too loud when the headphones are in normal use, just control them to the point where they can be heard. However, it is difficult for someone to control it, so time needs to be controlled. Listen for an hour or so, be sure to take a break.
Sound volume, tested in a quiet environment, if the sound volume is a mobile phone, generally one to three bars is more appropriate, I think it is too quiet, if it is not hearing damage, then the ambient sound is too loud, it is recommended to use active noise cancelling headphones.
For example, I listen to an average of 1 hour a day, and sometimes it may be two or three hours, and I use Shure 846 and 535 for earphones and HD650 for big ears. I don't think my hearing is normal. The sound is generally very loud with the mobile phone only half turned on (some inferior headphones should be turned on the maximum, the outer ear receives the sound of the outside world, and causes the tympanic membrane to vibrate along the ear canal, and the vibration of the eardrum in the middle ear causes the malviscos, stirrs, and glutinous bones to vibrate, and transmit the sound to the inner ear, and the inner ear can produce nerve impulses, and the impulse is along the listening god First let us have a brief understanding of the ear.
When I was in junior high school, I often listened to earbuds, and now my hearing has decreased a lot, and now I use headphones to listen to the sound, and I have earache and tinnitus for a long time. Listening to earphones for long periods of time** may also cause hearing damage. The damage to hearing caused by headphones is not because it is very close to the ears, but because when people use headphones, it is easy to turn up the volume too much.
Appropriately, "the use of headphones really doesn't cause any special harm," he said
The in-ear type hurts greatly.
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For these two types of headphone wearing alone, I personally think that semi-in-ear is better. Because there is a feeling of foreign body when worn in the ear, the ears will be stuffy after wearing it for a long time. If you don't have a particularly big need for noise cancellation, you can choose to fit into the ear, which will be more comfortable to wear. >>>More
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