| Therapy | Presumed Problem | Therapy Aim | Therapy Technique |
| Drug therapies | Neurotransmitter malfunction | Control symptoms of psychological disorders. | Alter brain chemistry through drugs. |
| Brain stimulation | Severe, treatment-resistant depression | Alleviate depression that is unresponsive to drug therapy. | Stimulate brain through electroconvulsive shock, magnetic impulses, or deep brain stimulation. |
| Psychosurgery | Brain malfunction | Relieve severe disorders. | Remove or destroy brain tissue. |
| Therapeutic lifestyle change | Stress and unhealthy lifestyle | Restore healthy biological state. | Alter lifestyle through adequate exercise, sleep, and other changes. |