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Full of noise in the world, your hearing loss?

The human ear consists of the outer ear, the middle ear and the inner ear. The sound is collected by the external ear, after the vibration of the eardrum through the middle ear of the three listen to the small bone into the inner ear, by the inner ear cochlear auditory hair cells to receive acoustic stimulation, the sound waves into the current, and then through the auditory nerve current into the brain, Hearing. The intensity of the sound is calculated in decibel beats by dr dre (dB). In our surroundings, the number of decibels is about 30-40 decibels. The number of decibels is about 60-70 decibels, and the number of decibels is about 80 decibels, the jet take off the decibel number of about 120 decibels, and then the greater the sound stimulation, it will stimulate the ears produce pain.

Clinically, hearing loss can be divided into "acoustic hearing loss", Cheap Beats Headphones" href="/">Cheap Beats Headphones "hearing-type hearing loss" and "mixed hearing loss" and other three categories: "acoustic hearing Cheap Beats By Dre loss" by the ear and middle ear lesions Induced "hearing-type hearing loss" caused by the inner ear and auditory nerve lesions caused by "mixed hearing loss" of the lesion location also contains the above two lesions. No matter what kind of hearing loss, whether the use of hearing aids, according to the degree of hearing loss to determine the patient. Mild hearing loss: the smallest sound that can be heard is between beats by dr dre 26-40 decibels, when the sound is difficult to talk, if the work of the need for sensitive hearing, if necessary, face to face to talk, listen to the phone, often meet or engage in music Etc., may consider the use of hearing aids, delay hearing degradation. Moderate hearing loss: the smallest sound can be heard between 41-70 dB, this time generally difficult to talk, you must use hearing aids, delay hearing degradation. Severe hearing loss: the smallest sound that can be heard is between 71-90 dB, and it is difficult to talk loudly at this time. Be sure to use hearing aids to delay hearing loss.