If your mental health has been declining, your sleep-wake cycle may be to blame, according to a new review of literature. Taylor Leamey wrote about all things wellness for CNET, specializing in mental ...

People living with an autoimmune disease are nearly twice as likely to suffer from mood problems like depression, anxiety or bipolar disorder, a new large-scale study says. The risk of mood disorders ...

Depression and bipolar disorder may have seasonal patterns in more people than previously thought, as a study has revealed how mood and sunlight are related. "Humans ...

"I felt like I was being sucked into a black hole of depression and hopelessness,” said Clare Knox. “My emotions were uncontrollable, with intense mood swings, rage, and irritability that often ...

Bipolar disorder is characterized by bouts of extreme mood, with episodes of mania occurring alongside periods of depression. For the first time, researchers have now isolated the genetic factors ...

A brain rhythm working in tandem with the body's natural sleep-wake cycle may explain why bipolar patients alternate between mania and depression, according to new research. The McGill University-led ...

Around this time of year, I tend to feel more melancholy than usual. Aside from the colder weather and darker days, there’s no specific trigger—I just definitely feel an underlying sense of bleakness ...