Bach was a German composer of the Baroque period and virtuoso organist. His music is notable for its intellectual rigor and emotional expressiveness. Read Full Biography. 1  Overview 2  â. Biography 3  â. Compositions 4  â. Credits 5  â. Related â.
Diagnostic criteria for bipolar and related disorders are based on the specific type of disorder: 1  Bipolar I disorder. 2  Bipolar II disorder. 3  Cyclothymic disorder. 4  Other types.
What is bipolar disorder? Bipolar disorder, also known as manic-depressive illness, is a brain disorder that causes unusual shifts in mood, energy, activity levels, and the ability to carry out day-to-day tasks. Bipolar disorder can be treated. There are different types of bipolar disorder.