This paper describes the history, causes, and
treatment of major
depressive disorder, as well as current research. It also
looks at who is most often affected by the disorder, different forms of the disorder, how it is diagnosed, the biological and genetic processes behind the disorder, and areas requiring future research. What Is Major
Depressive Disorder Dysthymia A History of Depression Diagnosis Causes of Depression The Biology Behind The Genetics Behind It
Treatment What Lies Ahead