… when melancholy, heated by the fluxes of the blood, became its opposite, mania.

It is through his work that the termmanic-depressive psychosisbecame the name of this psychiatric disorder.

Men tend to experience more severe mood episodesand are more likely to also have a comorbid substance use disorder.

Depression

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Women tend to cycle between manic and depressive episodes more frequently and experience more depressive episodes.

It is used by doctors and mental health professionals to diagnose mental health conditions, including bipolar disorder.

It has been revised a number of times since its introduction in 1952.

No, the two conditions share some similar symptoms, but they are distinct diagnoses.

Depressive episodes that occur in bipolar disorder feature symptoms of depression.

Unlike clinical depression, bipolar disorder involves cycling between depression and mania or hypomania.

Bipolar disorder is believed to have a significant genetic link.

Mason BL, Brown ES, Croarkin PE.Historical underpinnings of bipolar disorder diagnostic criteria.Behav Sci (Basel).

2016;6(3).

doi:10.3390/bs6030014

National Institute of Mental Health.Bipolar disorder.

Ebert A, Bar KJ.

Emil Kraepelin:A pioneer of scientific understanding of psychiatry and psychopharmacology.Indian J Psychiatry.

2010;52(2):191-2. doi:10.4103/0019-5545.64591

American Psychiatric Association.What are bipolar disorders?