Amazing Hearing: Hearing Aids
Hearing aids are necessary when the body has lost its ability to function “normally”. The transmission of sound has been altered, and usually decreased in intensity. The hair cells located in the inner ear become damaged and the sound transmission is altered. The brain is not receiving the full spectrum of speech and therefore comprehension is decreased. A person with hearing loss has to work harder to understand the message while a normal functioning hearing person does so effortlessly.