
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 or clinical depression, it affects how you feel, think …
Depression: Causes, Symptoms, Types & Treatment
Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest in things and activities you once enjoyed. It’s treatable.
Depressive disorder (depression) - World Health Organization (WHO)
Aug 29, 2025 · WHO fact sheet on depression, providing information on prevalence, symptoms, prevention and contributing factors, diagnosis and treatment, and WHO's work in the area.
Depression - National Institute of Mental Health (NIMH)
Depression (also called major depressive disorder or clinical depression) is different. It can cause severe symptoms that affect how you feel, think, and handle daily activities, such as sleeping, eating, or …
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 think and how you act. Fortunately, it is also treatable.
Depression: Causes, symptoms, treatment, and more
Apr 25, 2025 · Depression is a common mental health condition that involves low mood and other symptoms. Learn about the types, causes, treatment options, and more.
Major Depression - Johns Hopkins Medicine
Depression is a serious mood disorder. It touches every part of your life and is caused by a chemical imbalance in your brain. Treatment involves medicine and counseling.
Depression Overview - Harvard Health
Mar 8, 2026 · Depression is a painful and potentially dangerous, but treatable, illness. You should contact a health care professional if you have any suspicion that you or a loved one is depressed.
Depression Center: Symptoms, Causes, Medications, and Therapies
An estimated 19 million American adults are living with major depression. Here you'll find in-depth depression information including symptoms, medications, and therapy.
Depression - MedlinePlus
Jun 30, 2025 · Depression is a serious medical illness. It affects almost 7 percent of U.S. adults. It causes feelings of sadness, hopelessness, and frustration that do not go away. Learn about treatments.