For decades, the scientific theory of depression focused on chemicals — serotonin, norepinephrine and dopamine. Nearly every ...

A new brain-imaging study has revealed how ketamine produces its fast antidepressant effects in people with treatment-resistant depression. Researchers tracked changes in a critical brain receptor ...

Tricia Anne Dewey struggled for many years with domestic violence and a subsequent painkiller addiction. As she emerged from that harrowing period by age 41, the Pound Ridge, N.Y., paralegal thought ...

When Jason Prinzo was diagnosed with depression, he was five years old. His father was an alcoholic and a drug addict who was ...