This article is part of the Depression Symptoms Guide. In this part of the series, we will examine the type of depression known as Bipolar I Disorder.
Bipolar I disorder is a part of the bipolar disorder spectrum of mood disorders, which are often also referred to as manic-depressive disorder, manic depression or bipolarism. Sufferers of bipolar I disorder experience one or more manic episodes, but may or may not experience episodes of major depressive disorder.
