National Science Health & Safety Concussions don't necessarily affect ears — but they can affect the ability to hear 5:12pm November 03, 2021 by Jon Hamilton Science Health National Share URL copied to clipboard! Copyright 2021 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered National You can sword-fight at this club. But no politics allowed Arts National In 'Wicked: Part I', Cynthia Erivo defies gravity — and convention — as Elphaba 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate