https://phys.org/news/2018-06-startup-product-concussions-contest.html

So far, that condition has served Jessie Garcia well, if not wisely in some cases.

As a student at Lehigh University in 2009, Garcia continued playing in a rugby game after she was knocked to the ground with a concussion that left her with blurry vision, nausea, and sensitivity to light and noise for months.