The etiologies of depression are varied and comprise physiological, psychological and environmental factors. Depression is a whole-body disorder which influences many levels of your being, comprising: the body, nervous system, thoughts, moods, feelings and behavior.
Describe the role of neurotransmitters, brainwave activity and negative cognitions in the etiology and treatment of depression. Based on your own research, what is the most excellent method to use to treat depression? Give a justification for your selection of treatment options. Comprise at least one scholarly, peer-reviewed article which was published in the past five years to support your answer.