I regret to say there is no simple or easy answer to this question. Many people use the word ‘depression’ to refer to normal disappointment or sadness, and there can be little doubt that the concept ...

"Depression" is a pretty broad topic, but if I had to categorize what "depression" means to me, in a general sense, I would say that it's the illogical (ie: for no real reason) feelings of sadness, ...

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 ...

Several psychiatrists are considering changing guidelines that define depression, due to findings from a new study. Michele Norris talks with Dr. Michael First of Columbia University about expanding ...

In a recent study published in Nature Medicine, researchers used functional magnetic resonance imaging (fMRI) data on brain circuit function to derive interpretable, personalized brain circuit ...

Depression and seasonal affective disorder (SAD) share similar symptoms, but depression can occur at any time of the year, while SAD follows a recurring seasonal pattern. For a SAD diagnosis, a person ...