What are the different patterns of bipolar disorder?
A. People with bipolar disorder vary in the types of episodes they usually have and how often they become ill. Some individuals have equal numbers of manic and depressive episodes; others have mostly one type or the other. Some individuals recover completely between episodes, while others cycle continuously. Episodes can last days, months, or sometimes years. Without treatment, most people will eventually experience more frequent and severe episodes. Q. What causes bipolar disorder?
