Hearing impairment Causes, Prevention & characteristics

Hearing impairment Hearing impairment, deafness, or hearing loss refers to the total or partial inability to hear sounds. Hearing impairment is of two types: Deaf and hard of hearing Deafness is defined as a degree of loss that a person is unable to understand speech even in the presence of amplification. On the other hand, …

Hearing impairment Causes, Prevention & characteristics Read More »