Researchers have identified a brain mechanism that may determine why chronic pain leads to depression in some individuals but not others. The findings suggest the brain initially adapts to persistent ...

Depression is one of the most common mental health conditions in the United States, affecting an estimated 47 million adults ...

Lack of motivation is a possible depression symptom, but when it significantly affects your day-to-day activities, it may be ...

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 ...