Bipolar Disorder, also known as manic depressive, is a disease of the brain that affects 5.5 million Americans. It causes unusual shifts in mood, sufferers can swing from incredible highs of manic energy to gut wrenching lows of depression.
It can also make every day life much more difficult, as it can trouble in work, relationships, and school. Left untreated it can even lead to suicide. Bipolar Disorder can be treated, but you need to know it's main characteristics to identify it.