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The Different Forms of Depression

Classified as a mood disorder, depression affects people very differently. There are also different types of depression. The type of depression a person has will largely determine what kind of medical treatment the person should receive. According to the Diagnostic and Statistical Manual of Mental Disorders, there are two main categories of depression—major depressive disorder and dysthymia—and a grouping of other, less common types. There are also a number of other mood disorders that can cause depression symptoms.

Major Depressive Disorder

Major depressive disorder (MDD)is a serious clinical mood disorder that severely impacts a person's everyday life and wellbeing.

Catatonic Depression

Catatonia is a state where a person appears unresponsive and moves little, if at all. It is a type of depression that often confuses doctors.

Seasonal Affective Disorder

Seasonal affective disorder (SAD) is a type of depression that is common during winter months where exposure to sunlight is minimal.

Dysthymia (Chronic Depression)

An estimated 35 million people in the U.S. have suffered from dysthymia at some point in their lives. Learn about symptoms, treatment, and more.

Atypical Depression

Atypical depression can be difficult to treat as its criteria isn't as easily defined as other types of depression. Learn about the diagnostic criteria and more.

Melancholic Depression

Melancholic depression is a form of major depressive disorder in which the primary indicator is a state of lasting sadness.