Researchers have been studying this disorder for many decades without a sound diagnosis as to its main cause. NIMH believes that brain structure or brain function may be one of the causes of bipolar disorder. Discovering how the differences in the brain affect individual behavior helps doctors better understand bipolar disorder. It may be possible at some future date for doctors to be able to predict who may develop bipolar disorder and thus be able to prevent the illness in some people.
This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.