Bipolar disorder is a long-term mood disorder characterized by major fluctuations in mood — both high and low — that can impact daily functioning and behavior. Although bipolar disorder is a chronic ...

People with Bipolar I disorder have full-blown manic attacks and deep, paralyzing depressions. A World Health Organization survey found the prevalence rate of bipolar I disorder to be 0.6 percent.

For example, they may believe they have important friends, such as the president of the United States or a celebrity, or that they descend from royalty. People experiencing psychosis may also have ...

Despite a few similar symptoms, bipolar disorder is not a type of personality disorder. However, it may be misdiagnosed as one, or you can have both. Bipolar disorder is considered a type of mood ...

Schizoaffective disorder and bipolar disorder are distinct mental health conditions, but they share common, overlapping features such as mood and psychotic symptoms. Schizoaffective disorder is a ...

Key points Three types of bipolar disorder are defined in modern psychiatric classification systems: bipolar I, bipolar II and cyclothymic disorder. Each subtype differs in type, severity, and ...