February 21, 2019
Hearing loss is the inability to hear any kind of sounds, whereas deafness is the inability to know and understand speech heard even after the sound is amplified. Intense deafness means an individual cannot hear at all, characterized by the inability to detect or identify sound, even at highest volume. According to Hearing Loss Association of American, in 2013, around 20% of the population of the U.S.—approximately 48 million people—reported some level of hearing loss. At an older age of around 65 years, the proportion of hearing loss is 1:3. Around 60% of individuals who experience hearing loss are either part of the workforce or are in an educational settings. In the U.S., 2-3 in every 1,000 children are born with hearing loss, naturally, by either one or both the ears, and around 15% of teenagers have some level of hearing loss.
A study conducted by Noise and Health organization in Accura, Ghana, a total of 101 mill workers were examined and found that 23.7% were identified