A continuous feeling of sadness could be just a dark mood, or it could be persistent depressive disorder that lasts for a long period of time. Persistent Depressive Disorder, or PDD, is not as severe ...

A sweeping new study of psychiatric and genetic records has the potential to change treatment for millions of psychiatric ...

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 ...

Hone Health reports that seasonal affective disorder may be influenced by hormone imbalances, affecting mood and energy ...

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 ...

"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 ...

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 ...

Not so long ago, childhood was seen as a joyful chapter of life rich with play, discovery, and endless imagination but now, a dangerous shift is underway. More and more number of children and teens ...

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 ...

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 ...