Treating depression through prescription antidepressants only serves to mask and reduce the symptoms, rather than getting to the root causes of depression. Psychotherapy should be considered as a mandatory component of depression treatment, since it seeks to isolate and solve those causes. By finding the right fit with a mental-health professional, you can treat your depression with psychotherapy.Find out about the effectiveness of psychodynamic therapy for depression.Brain plasticity, the brain's ability to change and grow as it learns new skills and faces new challenges, has been shown to improve many symptoms of depression.