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 ...

"Our model offers the first universal mechanism for mood switching or cycling ... mood switches in bipolar disorder patients are controlled by two "clocks": the biological 24-hour clock, and a second ...

In a study published in Cell Metabolism, the scientists found that a key component of our circadian clock—the 24-hour internal molecular ... oxygen shortage. "The mechanism we discovered ...