I wouldn't say depression and I are friends, but we're definitely old acquaintances. I've tried different therapies to treat my depression. Counseling, journaling, herbal treatments, antidepressant medications, self-help books-each has helped me in some way.
The best treatment I've found is cognitive-behavioral therapy (CBT), also called Rational Emotive therapy. The National Association of Cognitive-Behavioral Therapists (NACBT) says CBT is a collection of techniques which seeks to root out the distorted thinking that causes unhealthy behavior. How Cognitive Behavioral Therapy Heals Negative Thoughts, Depression