"Loud noises can cause permanent hearing loss. And once it’s gone, you can’t get it back. Hearing loss is costly. The cost for the first year of hearing loss treatment in older adults is projected to increase more than 500% from $8 billion in 2002 to an estimated $51 billion in 2030. Hearing loss from loud noise can be prevented. About 70% of people exposed to loud noise never or seldom wear hearing protection.CDC supports the World Health Organization's World Hearing Day, an annual event held on March 3rd. World Hearing Day was designated at the First International Conference on Prevention and Rehabilitation of Hearing Impairment in Beijing, China in 2007. The day aims to raise awareness and promote ear and hearing care across the world..."
Noise and hearing