U-M Health System MedSport Clinic (IMAGE) Michigan Medicine - University of Michigan Caption A U-M clinical research coordinator conducts functional knee strength testing at the U-M Health System's MedSport facility to measure muscle weakness after an ACL injury. Credit University of Michigan Health System Usage Restrictions None License Licensed content 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.