The educational, lifestyle and well being advantages of normal hearing are indeed understood by those without normal hearing.
The ear is the gateway to your lifeIt is now understood that chronic ear disease and the resulting deafness is a major cause of social disadvantage. If a child can't hear it is difficult to learn, it's difficult to gain an education or a job.
Childrens Hearing Linked to Social DisadvantageOnly one or two children in every 1,000 have significant permanent hearing loss.
Hearing and your baby