Hearing Protection Noise is an unwanted sound that can affect job performance, safety, and health. Psychological effects of noise include annoyance and disruption of concentration. Physical effects include loss of hearing, pain, nausea, and interference with communications when the exposure is severe. Hearing protection is essential when noise exposures can't be controlled at their source. Both earplugs and earmuffs provide a physical barrier that reduces inner ear noise levels inner ear and prevents hearing loss from occurring. However, people often resist wearing these or use them incorrectly. Employees resist wearing hearing protection more than any other type of personal protective equipment. One reason...