2022-04

hearing

What is a low tone sudden deafness? A type of hearing loss in which low tones become inaudible

Hearing loss is usually associated with difficulty hearing high-pitched sounds. However, there is a type of hearing loss called low tone sudden deafness, in which low sounds are more difficult to hear. The following is an explanation of what happens when low-pitched sounds become difficult to hear.
hearing

Just by putting your hands over your ears you can hear three times better! What is the effect of listening carefully?

We often put our hands over our ears when we want to hear a sound well. This is the state of "listening carefully. Do you know how effective this actually is? The following is an explanation of the effect of "listening attentively.
Sound

What is dB (decibel)?

Have you ever seen the dB (decibel) as a unit to express the loudness of sound? Here we introduce what kind of unit this dB is and other units that express the loudness of sound.
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What are the symptoms of sensorineural hearing loss? Hearing loss in which sounds are distorted and difficult to hear

There are different types of hearing loss, depending on the symptoms. One type of hearing loss is sensorineural hearing loss. This type of hearing loss is mainly caused by problems in the middle ear, inner ear, or auditory nerve system. The following is an explanation of what kind of hearing loss a sensorineural hearing loss is.
hearing

What are the symptoms of conductive hearing loss?

There are different types of hearing loss, depending on the symptoms. One type of hearing loss is called conductive hearing loss. This type of hearing loss is mainly caused by problems in the outer ear. The following is an explanation of this type of hearing loss.
hearing

Unilateral hearing loss is a hearing loss in only one ear

Although the word "hearing loss" conjures up images of hearing loss in both ears, there are cases in which hearing loss occurs in only one ear. Such a hearing loss is called unilateral hearing loss. The following is an introduction to unilateral hearing loss.
hearing

Under current Japanese standards, a hearing loss in one ear does not qualify for a disability certificate

Many people have hearing loss in only one ear. Such people with hearing loss in only one ear face the same difficulties in their daily lives as people with hearing loss in both ears. However, under the current system, people with a hearing loss in one ear cannot receive the Certificate for Persons with Disabilities. Let us explain about one ear hearing loss and the Certificate for the Physically Challenged.
hearing

Is certification of disability due to hearing loss a hurdle?  Criteria for Receiving a Disability Certificate in Japan

Hearing loss is another disability. However, the standards for hearing loss disability are set quite high. I don't want to have a disability certificate! However, there are many good things that can be done, such as receiving assistance. The following is an explanation of the disability certificate for the hearing impaired in Japan.
hearing

What causes hearing loss in newborns? Most congenital hearing loss is a mutation

You may be wondering if your newborn baby has hearing loss. What are the causes of such hearing loss in newborns? The following is an explanation of the causes of hearing loss in newborns.
hearing

What causes hearing loss in children? What parents need to be aware of

Have you ever thought about hearing loss in your child? In fact, there are several causes of hearing loss in children. So here are some of the causes of hearing loss in children that parents should be aware of.
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