Researchers have identified a second dopamine-driven "clock" in the brain that works alongside the biological 24-hour cycle, ...

New research suggests that mood swings in bipolar disorder are regulated by two clocks: the body’s 24-hour circadian rhythm ...

is considered the "holy grail" of bipolar-disorder research. "Our model offers the first universal mechanism for mood switching or cycling, which operates analogously to the sun and the moon driving ...

Some also experience “rapid cycling,” which is defined as having four or more mood episodes within a year. Healthcare ...

People with bipolar disorder face stigma and treatment challenges. Despite these barriers, it's possible to live a full and ...

It is clear that much diversity exists within these major subtypes, such that designations like "rapid cycling" and "bipolar III" are being put forward and probed for clinical relevance.