The diagnosis of major depressive disorder is based on the patient's self-reported experiences, behavior reported by relatives or friends, and a mental status examination. There is no laboratory ...

Neuroimaging has found that adolescents with major depressive disorder display unusual eye movement patterns, which are ...

Recognizing how persistent depressive disorder manifests and plays out in the lives of individuals is the first step in getting help.

Seasonal affective disorder (SAD) is now more commonly known as major depressive disorder with seasonal pattern. It is a type of depression that tends to affect people who live in countries ...