Khaled Trabelsi completed a Bachelor's and Master’s Degree in Sport Sciences at the High Institute of Sport and Physical Education of Sfax, University of Sfax, Tunisia, in 2006 and 2009, respectively. They obtained their PhD degree with a specialty in exercise physiology in 2016 from the Faculty of Sciences of Bizerte, University of Carthage, Tunisia. Currently, he has been an assistant professor since 2012 at the Higher Institute of Sport and Physical Education of Sfax. Over the last 10 years, he published more than 100 articles in indexed journals in the fields of nutrition, sleep, and sports sciences.