ABSTRACT
Major depressive disorder (MDD) is worldwide a prevalent and recurrent problem for many, with detrimental effects on family, work or school life, and general health (Richards, 2011). MDD is characterized by debilitating symptoms such as depressed mood, loss of interest or pleasure, appetite and sleep disturbance, loss of energy, feelings of worthlessness, guilt, and suicidal thoughts (American Psychiatric Association [APA], 2013).
