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Depression (major depressive disorder) - Symptoms and causes

https://www.mayoclinic.org/diseases-conditions/depression/symptoms-causes/syc-20356007
Depression is a mood disorder that causes persistent sadness and loss of interest. Learn about the signs, causes and treatments of depression, and when to seek help from a doctor or mental health professional.

Clinical Depression (Major Depressive Disorder) - Cleveland Clinic

https://my.clevelandclinic.org/health/diseases/24481-clinical-depression-major-depressive-disorder
Learn about clinical depression (major depressive disorder), a mental health condition that causes a persistently low or depressed mood and a loss of interest in activities. Find out how it's diagnosed, treated and prevented, and what factors can contribute to its development.

Depression (Major Depressive Disorder): Symptoms and More - Healthline

https://www.healthline.com/health/clinical-depression
MDD, or clinical depression, is a common mood disorder that affects mood, behavior, and physical functions. Learn about the symptoms, causes, diagnosis, and treatment options for MDD, and when to seek emergency help.

Major depressive disorder - Wikipedia

https://en.wikipedia.org/wiki/Major_depressive_disorder
Major depressive disorder ( MDD ), also known as clinical depression, is a mental disorder [9] characterized by at least two weeks of pervasive low mood, low self-esteem, and loss of interest or pleasure in normally enjoyable activities. Introduced by a group of US clinicians in the mid-1970s, [10] the term was adopted by the American

Depression (major depressive disorder) - Mayo Clinic

https://www.mayoclinic.org/diseases-conditions/depression/diagnosis-treatment/drc-20356013
Learn about the diagnosis and treatment of depression, a common and serious mood disorder that affects your thoughts, feelings and behavior. Find out about the types, causes, symptoms and complications of depression, and how to get help from Mayo Clinic experts.

Major Depressive Disorder - StatPearls - NCBI Bookshelf

https://www.ncbi.nlm.nih.gov/books/NBK559078/
Major depressive disorder (MDD) has been ranked as the third cause of the burden of disease worldwide in 2008 by WHO, which has projected that this disease will rank first by 2030.[1] It is diagnosed when an individual has a persistently low or depressed mood, anhedonia or decreased interest in pleasurable activities, feelings of guilt or worthlessness, lack of energy, poor concentration

Major Depressive Disorder: Symptoms, Causes, and Treatment - Verywell Mind

https://www.verywellmind.com/major-depressive-disorder-symptoms-causes-and-treatment-5270926
Major depressive disorder: This is a form of depression where the person experiences symptoms for over two weeks.The symptoms affect their ability to eat, sleep, work, and function. Persistent depressive disorder: Also known as dysthymia, this is a form of depression that lasts for over two years. Perinatal depression: This is a form of depression people experience during pregnancy (known as

Major Depressive Disorder: Symptoms, Causes, Treatment - Verywell Health

https://www.verywellhealth.com/major-depressive-disorder-5092483
MDD, or clinical depression, is a serious mood disorder that affects how a person feels, thinks, and acts. Learn about the types, signs, diagnosis, and treatment of MDD, and how it can impact your physical and mental health.

What Is Major Depressive Disorder? - Psych Central

https://psychcentral.com/depression/major-depressive-disorder
MDD is a type of depression that involves persistent low mood, loss of interest, and other symptoms for at least 2 weeks. Learn about the diagnostic criteria, causes, and treatment options for MDD from this web page.

Major Depression (Clinical Depression) - WebMD

https://www.webmd.com/depression/major-depression
Learn about the symptoms, causes, and treatments of major depression, a serious but common mental health condition. Find out how to prevent, diagnose, and cope with this disorder that affects millions of people.

Major depressive disorder: What is it? Symptoms and treatment

https://www.medicalnewstoday.com/articles/major-depressive-disorder
Major depressive disorder (MDD) is a type of depression that causes a persistent low mood, sleep problems, and other symptoms. Learn about the types, diagnosis, causes, and treatments of MDD, and when to seek help.

Depression - National Institute of Mental Health (NIMH)

https://www.nimh.nih.gov/health/topics/depression
Depression is a common but serious mood disorder that affects how a person feels, thinks, and handles daily activities. Learn about the different types of depression, the signs and symptoms, the risk factors, and the treatment options from the National Institute of Mental Health (NIMH).

Depressive disorder (depression) - World Health Organization (WHO)

https://www.who.int/news-room/fact-sheets/detail/depression
Learn about depression, a common mental disorder that affects millions of people worldwide. Find out the symptoms, causes, treatments and prevention strategies for depression.

Depression: Causes, Symptoms, Types & Treatment - Cleveland Clinic

https://my.clevelandclinic.org/health/diseases/9290-depression
Postpartum depression is depression that develops within four weeks of delivering a baby. The DSM refers to these as "major depressive disorder (MDD) with peripartum onset." Atypical depression: Symptoms of this condition, also known as major depressive disorder with atypical features, vary slightly from "typical" depression. The main

Psychiatry.org - What Is Depression?

https://www.psychiatry.org/patients-families/depression/what-is-depression
Depression is a common and serious mental disorder that affects how you feel, think, act, and perceive the world. Learn about the symptoms, risk factors, diagnosis, and treatment options for depression, including medication, psychotherapy, and electroconvulsive therapy.

Major Depressive Disorder (Unipolar Depression) - HealthCentral

https://www.healthcentral.com/condition/major-depressive-disorder
Learn about MDD, a type of clinical depression that affects mood, energy, and interest. Find out the symptoms, risk factors, diagnosis, and treatment options for this mental illness.

Depression: What It Is, Symptoms, Causes, Treatment, and More - Healthline

https://www.healthline.com/health/depression
Major depressive disorder (MDD) is the more severe form of depression. It's characterized by persistent feelings of sadness, hopelessness, and worthlessness that don't go away on their own.

What Are the Symptoms of Major Depression? - Psych Central

https://psychcentral.com/depression/depression-symptoms-major-depressive-disorder
For some people, depression causes physical symptoms like aches, pains and lots of headaches or migraines. Other people might be more sensitive to pain than usual. For example, one study found

Major Depressive Disorder vs. Depression: Your FAQs - Healthline

https://www.healthline.com/health/depression/is-mdd-the-same-as-depression
Major depressive disorder (MDD) is a specific health condition that causes symptoms of depression. If your symptoms get worse or last longer than 2 weeks, you should speak with a doctor.

Major Depression - National Institute of Mental Health (NIMH)

https://www.nimh.nih.gov/health/statistics/major-depression
An estimated 21.0 million adults in the United States had at least one major depressive episode. This number represented 8.3% of all U.S. adults. The prevalence of major depressive episode was higher among adult females (10.3%) compared to males (6.2%). The prevalence of adults with a major depressive episode was highest among individuals aged

What Is Major Depressive Disorder (MDD)? - BetterHelp

https://www.betterhelp.com/advice/depression/what-is-major-depressive-disorder-mdd/
Major depressive disorder (MDD) is a psychiatric illness. As with other forms of psychiatric illness, MDD affects an individual's thoughts, feelings, and behaviors. MDD is one of several depressive disorders—a category of mood disorders primarily characterized by depressed mood, fatigue, and loss of interest in activities.

Major depressive disorder | Nature Reviews Disease Primers

https://www.nature.com/articles/nrdp201665
Major depressive disorder (MDD) is a debilitating disease that is characterized by at least one discrete depressive episode lasting at least 2 weeks and involving clear-cut changes in mood

Major depressive disorder: Validated treatments and future challenges

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8610877/
Treatments administered during the acute phase of a major depressive episode aim to help the patient reach a remission state and eventually return to their baseline level of functioning [ 3 ]. Acute-phase treatment options include pharmacotherapy, depression-focused psychotherapy, combinations of medications and psychotherapy, and somatic