Sports Medicine Concussions: How Knowledgeable Are Americans? By Sports Medicine, December 4, 2015 A study was conducted by Harris Poll on behalf of UPMC in April among over 2,000 U.S. adults, and the recently released results are very surprising. Despite most Americans (85%) saying they feel at least somewhat knowledgeable about concussions, this does not seem to be the case. Unfortunately, the results show that there are still many misconceptions. View the full findings to learn more about the misconceptions of concussions and how UPMC is leading the way in the treatment and management of concussions.