When New York Islanders veteran forward Brian Rolston had his "bell rung" earlier this season, he didn't know he had a concussion until he realized he didn't have answers for simple questions…Michael Stuart of the Mayo Clinic, USA Hockey's chief medical officer, believes the strides in treating concussion have been made "in communicating better to our athletes that you don't play through a traumatic brain injury or concussion."

USA TODAY, by Kevin Allen, 01/23/2012

Tags: Brian Rolston, concussions, Dr. Michael Stuart, Neurology, Sports Medicine, USA Hockey