Yes, there are several types of bipolar disorder, including: Bipolar I Disorder: At least one manic episode, which may or may not be followed by a depressive episode. Bipolar II Disorder: At least one major depressive episode and one hypomanic episode (a less severe form of mania). Cyclothymic Disorder: Numerous periods of hypomanic and depressive symptoms that do not meet the criteria for full-blown episodes.