Depression is a mood disorder that causes persistent feelings of sadness, emptiness, and loss of joy. It is different from the mood fluctuations that people regularly experience as a part of life.

You may be tempted to grab a cup of coffee or an energy drink when you wake up, but experts say there’s a different beverage that can kick-start your day in the best way — good ole H 2 0.

Summary: New research suggests that mood swings in bipolar disorder are regulated by two clocks: the body’s 24-hour circadian rhythm and a dopamine-based clock that influences alertness. When these ...

Postpartum depression symptoms may be more likely ― or more severe ― in some individuals. These are some factors: History of anxiety or mood disorders. Those with bipolar disorders, depression or ...