Occupational noise deafness refers to binaural hearing damage caused by long-term exposure to noise in the workplace. This is the result of long-term influence of noise on auditory organs and belongs to legal occupational diseases. Manifestations of occupational noise deafness The damage of noise to ears generally develops from temporary hearing loss to permanent hearing loss. Short-term exposure to noise environment may only cause short-term hearing loss. After leaving the noisy environment, the hearing can return to the original level after a period of time. With the extension of the exposure time to noise, or the hearing loss caused by the previous exposure to noise has not been fully recovered, and it is necessary to contact again in a short Read More …