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 ...

Despite decades of research, scientists struggle to understand the mental health implications of DNA. Researchers were able ...

What are the differences between depression and "the blues"? DR. RICHARD FRIEDMAN: A typical patient with depression who's functioning in the world, who's working, but feeling miserable, has no ...

Add Yahoo as a preferred source to see more of our stories on Google. Some people may experience seasonal depression during the spring. Symptoms can include low mood, reduced motivation, and more.

Why is the age of onset (the first depressive episode) dropping? DR. CHARLES NEMEROFF: So whether or not the rate of depression is increasing might be a matter of debate. What isn't a debate is the ...

What are the most common causes of depression? Studies consistently show that depression is most associated with the number of stressors experienced in life, and the effect is cumulative—the more ...

Depression is characterized by a persistent low mood that can affect quality of life. If symptoms usually only occur in the winter months, it may be seasonal affective disorder (SAD), or major ...