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Bipolar disorder, also known as manic depression ... Frequent fluctuation, known as rapid cycling, is not uncommon and is defined as at least four episodes per year. The symptoms of mania and ...

Bipolar disorder is often broken down into types and subtypes – such as bipolar I, bipolar II, rapid cycling and cyclothymia. “Bipolar I is characterised by at least one manic episode.

His irritability and rapid cycling moods led his parents and psychiatrist to recognize that he has a form of bipolar illness, called bipolar 2 disorder. It is characterized by intense irritability ...

Bipolar disorder can lead to risky behavior, damaged relationships and careers, and even suicidal tendencies if it's not treated. Doctors don't completely understand the causes of bipolar disorder.