Part 1 of Essay
Manic-depressive illness, or bipolar disorder, is a psychiatric disorder and brain disease is characterized by severe mood swings, from mania to depression. Bipolar Disorder is a biological disease of the brain. It is caused by a chemical imbalance. It affects more than 2 million Americans and may have a strong genetic li ....

Part 2 of Essay
.... episodes. Manic depression can send a person plunging from a high state, where one may believe one has superhuman energy and abilities, into a pit of despair, where it may seem as if the only way out is suicide. There are two types of bipolar, bipolar 1 and bipolar 2. Bipolar 1 is diagnosed differently than bipolar 2. Bipolar I is diagnosed when person has a manic episode and has had no depressive episodes in the past. However, after the first manic episode occurs, depressive episodes often follow. Most p ....