•Bipolar disorder, also called bipolar I disorder and previously called manic depression, is a condition that involves mood swings with at least one episode of mania and may also include repeated episodes of depression.
•Bipolar disorder afflicts up to 4 million people in the United States and is the fifth leading cause of disability worldwide.
•The suicide rate for people with bipolar disorder is 60 times higher than in the general public.
•Bipolar disorder was conceptualized by Emil Kraeplin more than 100 years ago, but its symptoms were first described as long ago as 200 A.D.
•Bipolar disorder has a number of types, including bipolar I and bipolar II disorder based on the severity of symptoms, and may be described