key term - Bipolar II Disorder

Definition

Bipolar II disorder is a mood disorder characterized by episodes of depression and hypomania. Unlike Bipolar I disorder, individuals with Bipolar II do not experience full-blown manic episodes.

Related terms

Hypomania:

A milder form of mania that is characteristic of Bipolar II disorder.

Major Depressive Disorder:

Another mood disorder characterized by persistent feelings of sadness, hopelessness, and loss of interest or pleasure in activities.

Cyclothymic Disorder: A chronic mood disorder where individuals experience numerous periods of both hypomanic and depressive symptoms that do not meet the criteria for full-blown episodes.