Manic Depressive Disorder

Among all types of depression manic depressive disorder or bipolar disorder is by far the least common. Nonetheless, according to recent studies and depending on the interpretation of the results of these studies about 1.3 to 6.4 percent of the population can be classified as having manic depressive disorder. This type of depression is characterized by mood swings between severe emotional lows (the depressive state) and highs (the manic state. In general manic depressive disorder is categorized as either Bipolar Type I or Bipolar Type II – the former defined by mania in its extreme form, the latter characterized by a less extreme expression of mania called hypo-mania. The manic phases of manic depressive disorder are defined by a dramatic increase in energy leading View the rest of this article