Susan Yeargin is an Associate Professor of Athletic Training at the University of South Carolina. She currently serves on the NATA's Research Committee and is Chair of the Pronouncements Committee. She was a task force member and author of the Pre-Season Heat-Acclimatization Guidelines for Secondary School Athletics and a co-author of the NATA and ACSM Position Statement updates on Exertional Heat Illnesses. Susan serves on the Korey Stringer Institute's Medical Advisory Board. She has 20 years of experience conducting research, over 60 peer-reviewed publications, on exertional heat illnesses, thermoregulation and hydration behaviors.