1. Department of Exercise Physiology, College of Sport Sciences and Physical Activity, King Saud University, Riyadh, Saudi Arabia.
2. Department of Health and Human Development, School of Education, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.
3. Department of Obstetrics, Gynecology, and Reproductive Sciences and University of Pittsburgh, Pittsburgh, Pennsylvania, USA.
4. Department of Psychiatry, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.
5. Department of Epidemiology and Biostatistics, Michigan State University, East Lansing, Michigan, USA.