When it's noisy, even Justin Bieber wears earplugs

An article in The Washington Post about the growing use of earplugs to protect ears from the damage caused by the loud noises of everyday life quotes Richard Salvi, professor of communicative disorders and sciences. “People can’t comprehend your normal-looking outward appearance with the unseen disturbance going on inside your head,” he said.

Read more:

https://www.washingtonpost.com/national/health-science/when-its-noisy-even-justin-bieber-wears-earplugs/2015/12/09/7a0a115e-8e28-11e5-ae1f-af46b7df8483_story.html