Li-Shan Chou, University of Oregon (image) University of Oregon Caption Li-Shan Chou, a professor of human physiology, directed research that measured the gait and cognitive skills, separately and combined, to study the impacts of concussions on high school athletes. While athletes showed recovery initially, many who returned to action in less than a month showed a regression in their abilities to dual task. Credit University of Oregon Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.