Bipolar disorder (once known as manic depression) is a mental disorder that causes unusual changes in mood, concentration, and energy or activity levels, which may make everdayl tasks difficult.

Researchers have developed a new way of improving diagnosis of bipolar disorder that uses a simple blood test to identify biomarkers associated with the condition. The researchers, from the University ...

SAN DIEGO -- Dr. John Kelsoe has spent his career trying to identify the biological roots of bipolar disorder. In December, he announced he had discovered several gene mutations closely tied to the ...