Whether to perceive depression as a unit of symptom severity or as a subgroup with multiple heterogeneous attributes has long been a topic of debate among experts in the field. Among these, the concepts of reactive depression and endogenous depressi
Depression in child and adolescent tends to presage a chronic and recurrent course of illness and impairment in adulthood. Concerns about medication also prompt growing interest in the effects of psychotherapy in child and adolescent depression. The
This study systematically reviewed previous theories that are fundamental to behavioral activation and support evidences accumulated over the past 25 years, in order to introduce behavioral activation for depression into the domestic clinical field.