Per Aagaard is professor in Biomechanics at the Muscle Physiology and Biomechanics Research Unit, Department of Sports Science and Clinical Biomechanics, Faculty of health Science, University of Southern Denmark. His research activities are focused on adaptive changes in neuromuscular function and muscle morphology/architecture induced by training at young and old age, neuromuscular and biomechanical aspects of ACL injury, exercise based rehabilitation and prevention of tendinopathy and muscle overuse injury, effects of resistance training on musculoskeletal health.