OCCUPATIONAL HEARING IMPAIRMENT AND ITS RELATED FACTORS: A REVIEW ARTICLE

Abstract

ABSTRACT

Noise exposure is the utmost and the most preventable cause of hearing impairment, whereby some estimates that, one-third of all hearing impairment cases can be attributed to occupational noise exposure. High level of noise exposure is a significant factor for occupational-related hearing impairment and policy makers are well aware of that. Although occupational noise exposure plays an important role in determining hearing loss, there are number of studies in recent decades are suggesting various other factors are associated with hearing impairment. The main objective of this article is to discuss about those factors and its relation with hearing impairment.

Keywords: Hearing impairment, Hearing loss, NIHL, Noise exposure, Deafness, Occupational disease