John Mayer, University of South Florida (IMAGE) University of South Florida (USF Health) Caption John Mayer, Lincoln Endowed Chair in Biomechanical and Chiropractic Research at the University of South Florida School of Physical Therapy & Rehabilitative Sciences, is leading a study investigating whether a specific exercise regimen may protect against low back injury in combat soldiers. Credit © University of South Florida Usage Restrictions Please use with appropriate caption. 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.