Department of Psychology;
Imam Reza International University;
Mashhad;
Iran;
Department of Motor Behavior;
Faculty of Physical Education and Sport Sciences;
Ferdowsi University of Mashhad;
Mashhad;
Iran;
Department of Psychiatry;
Shahid Sadoughi University of Medical Sciences;
Yazd;
Iran;
Exercise; and; Physical; Activity; Major; Depressive; Disorder; Perceived; Stress; Coping; Strategies;