In addition to associating brain chemicals with depressive states, researchers have found a strong connection with ...

Your depression doesn’t have to be a mystery. Learn which of the three major causes best describes your experience.

The core experiences of depression — changes in energy, activity, thinking, and mood — have been described for more than 10,000 years. The word “depression” has been used for about 350 years. Given ...

You spot signs of depression in someone you care about or in yourself and want a clear explanation. Research still shows no single cause, but scientists now point to a mix of genes, brain-cell changes ...

In a major scientific breakthrough, scientists have identified two specific types of brain cells linked to depression for the first time, offering a clearer biological understanding of the disorder.

If you have idiopathic hypersomnia (IH), you know it can affect your physical health. But it can also affect your mental health. About 30% of people diagnosed with IH also have depression. A dual ...

Depression is a complex and deeply personal experience. While almost everyone has periods of sadness, low mood or grief, depression is different. Major depressive disorder is persistent, interferes ...

According to researchers at Semmelweis University, not only inflammation, but also sleep disorders, depression, obesity, and ...

Avolition refers to a severe reduction in self-initiated drive that makes starting or finishing everyday tasks feel overwhelming or impossible, even when you recognize their importance or want to ...

Clinical depression is often linked to aches and pains, including back pain. Having chronic back pain is also associated with worsening depression symptoms in some people. Research indicates there’s a ...