Hearing impairment refers to the qualitative or functional abnormality of all levels of nerve center generators in the acoustic induction in the auditory system and the comprehensive analysis of sound, resulting in different degrees of hearing loss, which is habitually called deafness.
According to the World Health Organization, hearing impairment is the third most common chronic disease in the world after arthritis and hypertension. It is estimated that about 120 million elderly people in China have gradually lost their hearing. Hearing loss can also lead to poor balance, brain decline, and an increased risk of safety incidents.
Hearing loss includes congenital sensorineural deafness, conductive deafness combined with microtia, chronic otitis media, secretory otitis media, conductive deafness caused by middle ear cholesteatoma; drugs, noise, Meniere’s disease, and sudden deafness. sensorineural hearing loss; conductive hearing loss caused by otosclerosis, mixed hearing loss; age-related hearing loss and so on.
It is worth noting that deafness has become younger. The World Hearing Report released by the World Health Organization in 2021 shows that among people aged 12 to 25 in the world, 1.1 billion people are exposed to noise and noise in entertainment environments. Risk of hearing loss by using personal audio equipment.
Although this new discovery may make deafness a curable disease, its development and popularization will take time, so we still need to protect our ears in our daily lives. When you habitually increase the volume of the device, always need others to repeat the words, speak louder, and frequently experience tinnitus or ear pain, your hearing may be degrading, and you need to go to the hospital for professional examination and early treatment .
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