Manic depression, also known as bipolar disorder, is characterized by extreme highs and lows. Children, adolescents and adults can be diagnosed with bipolar disorder. This disorder can result in suicide if not treated.
Basics
Social and occupational functioning is significantly affected by manic depression.
Symptoms
The symptoms of mania include an elevated mood, irritability, rapid speech, flight of ideas, little sleep and high levels of energy. The symptoms of major depression include a sad or irritable mood, sleep and eating issues, loss of interest in pleasurable activities and fatigue.
Types
Bipolar I disorder consists of episodes of mania and possibly major depressive episodes. Bipolar II consists of episodes on hypomania and major depression.
Development
According to the National Institute of Mental Health, manic depression usually develops in someone's teen or early adult years.
Treatment
Manic depression usually is treated with a combination of therapy and medication. Support groups and group therapy also can be effective.


