Depression: Overview
Diagnostic and Statistical Manual of Mental Disorders (DSM)
Depressive Disorders: MDD and Dysthymia
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Updated: Jan 14, 2026

Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression
Published on: April 26, 2024
Eddy Lang1, Casey Gray1, John C LeBlanc1
1Department of Emergency Medicine (Lang), University of Calgary; Alberta Health Services (Lang), Calgary, Alta.; Public Health Agency of Canada (Gray, Traversy) Ottawa, Ont.; Department of Pediatrics (LeBlanc), Dalhousie University, Halifax, NS; Department of Occupational Science and Occupational Therapy (Colquhoun), University of Toronto, Toronto, Ont.
Routine depression screening for all adults is not recommended. Evidence suggests screening tools have minimal health impact, emphasizing clinical vigilance for depression symptoms instead.
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