Depression (major depressive disorder) - Symptoms and causes
Mar 14, 2026 · Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest. Also called major …
Depressive disorder (depression) - World Health Organization (WHO)
Aug 29, 2025 · Depressive disorder (also known as depression) is a common mental disorder. It involves a depressed mood or loss …
Depression: Causes, Symptoms, Types & Treatment
Jan 13, 2023 · Overview What is depression? Depression is a mood disorder that causes a persistent feeling of sadness and loss of …
Depression - National Institute of Mental Health (NIMH)
Learn about NIMH research on depression. Find resources on the signs and symptoms of depression, types, and potential …
Types of Depression: Major, Chronic, Manic, and More Types
Jul 11, 2024 · There are many types of depression. They share some symptoms but affect people differently. WebMD explains …
What Is Depression? - Psychiatry.org
Depression (major depressive disorder) is a common and serious medical illness that negatively affects how you feel, the way you …
14 common signs and symptoms of depression - Medical News Today
Jul 11, 2025 · Depression is a common and serious mental health condition. In this article, learn about 14 of the common symptoms.
Depression: What It Is, Symptoms, Causes, Treatment, and More
Oct 27, 2023 · Depression is classified as a mood disorder. It may be described as feelings of sadness, loss, or anger that interfere …
Depression | Psychology Today
Mar 12, 2026 · Depression often involves persistent sad, anxious, or empty mood; feelings of hopelessness or pessimism; and …
Depression (mood) - Wikipedia
People with depression may experience sadness, feelings of dejection or lack of hope, difficulty in thinking and concentration, …