Researchers at the Feinberg School of Medicine at Northwestern believe it may be possible to diagnose depression using a blood test. According to Eva Redei, a professor of psychiatry at the university ...

Depression-related fatigue is caused by cellular "overworking" at rest and a failure to produce energy under stress.

A brief, 3-question version of the widely used Patient Health Questionnaire-9 (PHQ-9) may provide a faster, yet still accurate, way for physicians to screen for depression, new research suggests. In a ...

Everyone feels depressed from time to time. But not everyone has depression. Depression, also referred to as major depressive disorder or clinical depression, is a condition that can cause severe ...

Feeling persistently sad, exhausted, or hopeless doesn’t always mean you’re dealing with clinical depression. Several medical conditions create nearly identical symptoms that can fool both patients ...

Almost 90% of a cohort of patients with systemic lupus erythematosus reported experiencing depression or depressive symptoms ...

The geriatric depression scale is a self-reported screening survey to help detect depression in older adults. There’s a short version with 15 questions and a long version with 30. The geriatric ...

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 ...