Neurosis vs Anxiety Disorder: What Is the Difference?
Updated: Oct 1
Author: Ukrainian Psychological Hub · Published: September 30, 2026 · Editorial Policy
Neurosis and anxiety disorder are not two current diagnoses competing for the same clinical territory. Neurosis is primarily a historical psychiatric and psychoanalytic umbrella term whose meaning changed across periods and theoretical traditions. Anxiety disorders are contemporary diagnostic categories defined in modern classification systems. In DSM-5-TR, the current American Psychiatric Association manual published in 2022, anxiety disorders are a recognized diagnostic grouping with specific disorders and criteria. The APA’s DSM overview describes DSM-5-TR as the current edition and emphasizes that diagnostic criteria are intended to be evaluated by trained professionals.
The two concepts nevertheless have an important historical relationship. In DSM-II (1968), “Neuroses (300)” was an overarching category, and anxiety was described as a chief characteristic of the neuroses. The historical category “anxiety neurosis” covered phenomena that later contributed to the modern diagnoses of panic disorder and generalized anxiety disorder (GAD). A detailed historical review by Marc-Antoine Crocq traces this shift, while his later review of GAD shows how DSM-III in 1980 divided anxiety neurosis into GAD and panic disorder.
That lineage does not make “neurosis” a synonym for “anxiety disorder.” Many historical neuroses were not predecessors of modern anxiety disorders, and the old umbrella contained presentations now classified in obsessive-compulsive, depressive, dissociative, somatic-symptom-related, trauma-related, and other diagnostic territories. For the broader historical map, see Types of Neurosis: Historical Categories and Their Modern Equivalents.
Neurosis vs anxiety disorder: the short answer
Neurosis: a legacy umbrella term. Its meaning depended on the period, manual, author, and theoretical tradition. It could refer to a broad class of nonpsychotic disorders, a psychoanalytic formulation involving conflict and defense, or a formal historical diagnostic category.
Anxiety disorder: a modern clinical category. In ordinary modern usage, the phrase may refer either to the family of anxiety disorders or to a specific diagnosis within that family, such as GAD, panic disorder, social anxiety disorder, specific phobia, agoraphobia, separation anxiety disorder, or selective mutism. The APA’s current anxiety-disorders overview lists these DSM-5-TR diagnoses and distinguishes persistent, impairing anxiety disorders from ordinary anxiety.
Main relationship: partial historical overlap. Anxiety was central to several older neurosis concepts, and anxiety neurosis is an important ancestor of modern GAD and panic disorder. But the old neurosis umbrella was substantially wider than the modern anxiety-disorders grouping.
Diagnostic status: different. A clinician using DSM-5-TR does not diagnose a person with “neurosis” as a single current umbrella disorder. A clinician can diagnose a specific anxiety disorder when current criteria are met. Is Neurosis Still a Diagnosis? DSM-5-TR, ICD-11, and Modern Psychiatry explains the classification status in detail.
Treatment implication: the historical label should not determine treatment. Modern assessment asks what symptoms are present now, how long they have lasted, how much distress or impairment they cause, what alternative explanations must be considered, and which current diagnosis or formulation best fits. Treatment is then selected for that current problem rather than for a generic condition called neurosis.
What did “neurosis” mean historically?
There is no single definition of neurosis that remains valid across the entire history of psychiatry. The term changed repeatedly from the eighteenth century through nineteenth-century neurology, psychoanalytic theory, twentieth-century psychiatric classification, and later colloquial usage. A modern reader therefore has to ask a basic historical question before interpreting it: which neurosis, in which system, at which date?
For the neurosis-versus-anxiety comparison, DSM-II is especially important because it formally organized a set of disorders under “Neuroses (300).” According to Crocq’s historical review, DSM-II treated anxiety as a chief characteristic of neuroses and included anxiety neurosis, hysterical neurosis, phobic neurosis, obsessive-compulsive neurosis, depressive neurosis, and neurasthenic neurosis, among other entries. Lake and Hurwitz likewise document the DSM-II neurosis categories and their later reorganization.
The point is easy to miss when the old terminology is read through modern language. “Neurosis” was not simply another word for “anxiety.” Anxiety could be central to the historical theory of neurosis while the diagnostic umbrella still included presentations dominated by compulsions, conversion symptoms, dissociation, depressive symptoms, bodily complaints, fatigue, or other phenomena.
The term also had theory-specific meanings. In psychoanalytic writing, neurosis was tied to particular accounts of conflict, defense, repression, symptom formation, and development. A psychoanalytic concept and a diagnostic category in an old manual can overlap historically without being identical. Modern diagnostic manuals do not require a person to accept a particular psychoanalytic mechanism in order to meet criteria for an anxiety disorder.
DSM-III, published in 1980, marked the decisive American reorganization away from neurosis as a central organizing principle. The APA history of the DSM notes that DSM-III introduced explicit diagnostic criteria, a multiaxial assessment system, and an approach intended to be more neutral regarding causes. Historical scholarship describes the same transition as a major restructuring of categories previously grouped under neurosis.
What does “anxiety disorder” mean today?
Anxiety itself is an emotion and symptom; an anxiety disorder is a clinical diagnosis. That distinction matters. People can feel anxious during stress, uncertainty, illness, conflict, examinations, major life changes, or danger without having a mental disorder. The diagnostic question concerns the pattern, persistence, severity, context, functional impact, and criteria for a specific disorder.
The American Psychiatric Association describes anxiety disorders as conditions involving excessive fear, worry, or nervousness that interfere with daily life. Its DSM-5-TR-based overview includes generalized anxiety disorder, panic disorder, specific phobias, agoraphobia, social anxiety disorder, separation anxiety disorder, and selective mutism. These are not subtypes of a diagnosis called neurosis; they are current diagnoses in a modern diagnostic grouping.
DSM-5-TR also illustrates why historical one-to-one translation is unsafe. Obsessive-compulsive disorder and posttraumatic stress disorder can involve intense anxiety, but they are not listed as anxiety disorders in DSM-5-TR. The APA presents OCD and PTSD as related conditions outside the anxiety-disorders list. Historically, however, obsessive-compulsive and trauma-related phenomena could be discussed within broader neurotic frameworks. Classification changed because the boundaries and organizing logic changed.
ICD-11 is a separate contemporary classification system maintained by the World Health Organization. WHO describes ICD-11 as the international standard for health information and publishes the ICD-11 Clinical Descriptions and Diagnostic Requirements as a clinical diagnostic manual. Current WHO materials describe anxiety disorders directly in modern terms; the 2026 WHO mental-disorders fact sheet characterizes anxiety disorders by excessive fear and worry with related behavioral disturbances severe enough to produce significant distress or impairment.
Therefore, “anxiety disorder” is contemporary clinical language, but it is still not one single diagnosis. It is a diagnostic grouping containing distinct disorders with different symptom patterns and criteria. Saying “I have anxiety” describes an experience; saying “I screened high for anxiety” describes a measurement result; saying “I have an anxiety disorder” is a diagnostic claim that requires appropriate clinical evaluation.
Why neurosis and anxiety became historically entangled
The strongest link between the terms comes from older theories and classifications in which anxiety was treated as a central mechanism of neurotic illness. DSM-I used “psychoneurotic disorders,” and DSM-II renamed the overarching category “neuroses.” Crocq’s historical analysis shows that anxiety was treated as a defining feature across this framework even though the resulting symptoms could appear in very different forms.
This is why older books can make “neurosis” sound almost synonymous with anxiety while simultaneously discussing phobias, compulsions, conversion symptoms, depressive states, and other presentations. The word named a broad theoretical and diagnostic territory, not a narrow symptom.
The key transition came with DSM-III. Historical “anxiety neurosis” did not simply receive a new name. It was divided. Crocq’s review of the history of GAD states that GAD appeared as a diagnostic category in DSM-III in 1980 when anxiety neurosis was split into GAD and panic disorder. Frances and colleagues likewise trace the classification of panic disorder from Freud’s anxiety neurosis through DSM-I and DSM-II to the DSM-III reorganization.
Anxiety neurosis is not the same thing as “anxiety disorders”
“Anxiety neurosis” was a particular historical category. “Anxiety disorders” is a modern family of diagnoses. The similarity in wording can make them look equivalent, but their boundaries are different. Anxiety neurosis is historically important for GAD and panic disorder; it is not the historical source of every condition currently classified as an anxiety disorder, nor is it the correct modern name for the whole group.
What happened to the historical neuroses?
There was no single replacement for neurosis because the old umbrella was divided across multiple modern categories. The safest way to understand the transition is as a set of historical lineages rather than a translation dictionary.
Anxiety neurosis
Historical relationship: strongest with modern GAD and panic disorder. DSM-II anxiety neurosis included persistent anxious apprehension and panic-like episodes. DSM-III separated this territory into GAD and panic disorder. This is a documented classification lineage, but it does not mean every person once diagnosed with anxiety neurosis would automatically meet either current diagnosis today.
Phobic neurosis
Historical relationship: substantial overlap with modern fear- and phobia-related diagnoses. Older psychodynamic formulations often explained phobic symptoms through mechanisms such as displacement. Modern DSM-5-TR diagnosis instead uses disorder-specific descriptive criteria. A similar symptom pattern can therefore sit inside very different explanatory systems.
Obsessive-compulsive neurosis
Historical relationship: an important ancestor of modern OCD, but not an exact synonym. Current DSM-5-TR places obsessive-compulsive disorder in the obsessive-compulsive and related disorders chapter rather than the anxiety-disorders chapter. This alone shows why “old neurosis = modern anxiety disorder” is too simple.
Hysterical neurosis
Historical relationship: distributed across more than one modern territory. Conversion-type and dissociative presentations that were once discussed under hysteria or hysterical neurosis contributed to later conversion/functional neurological and dissociative classifications. These are not merely anxiety disorders under new names.
Depressive neurosis
Historical relationship: primarily with later depressive and chronic depressive formulations, not with a single modern anxiety diagnosis. Anxiety and depression commonly co-occur, but comorbidity does not collapse the diagnostic categories into one.
Neurasthenic and hypochondriacal neuroses
Historical relationship: complex and non-exclusive. Fatigue, somatic distress, health worry, autonomic symptoms, and functional impairment can appear in many modern medical and psychiatric contexts. Historical labels such as neurasthenia or hypochondriacal neurosis therefore should not be converted automatically into GAD or any other anxiety disorder.
For the cluster-wide crosswalk, the live article Types of Neurosis: Historical Categories and Their Modern Equivalents provides a broader category-by-category map.
Neurosis vs generalized anxiety disorder (GAD)
GAD is often the modern diagnosis readers have in mind when they search for the difference between neurosis and anxiety disorder, but the terms still should not be equated. GAD is one specific current diagnosis. Neurosis was a broad historical umbrella.
The historical bridge is anxiety neurosis. In DSM-II, anxiety neurosis included diffuse anxious over-concern and panic phenomena. In DSM-III, that territory was split into GAD and panic disorder. Modern GAD subsequently developed its own criteria centered on persistent, difficult-to-control worry and associated symptoms. Crocq’s 2017 historical review documents this evolution.
The National Institute of Mental Health GAD guide describes GAD as a current disorder involving persistent anxiety or dread that can interfere with daily life and explains contemporary diagnosis and treatment. That modern clinical construct is far narrower and more operationalized than the historical umbrella of neurosis.
Anxiety symptom, screening result, personality trait, and diagnosis are different things
One reason neurosis-related searches become confusing is that several levels of description are mixed together. Keeping them separate prevents both historical and clinical category errors.
Anxiety symptom: fear, worry, apprehension, tension, bodily arousal, or related experiences. Anxiety can occur inside an anxiety disorder, another mental disorder, a medical condition, medication or substance effects, or ordinary life.
Screening or severity construct: a questionnaire score can help identify symptoms or estimate severity, but a score is not itself a diagnosis. The APA notes that DSM diagnostic criteria are intended to be evaluated by trained professionals and include consideration of other conditions that may need to be ruled out.
Personality trait: neuroticism is a modern personality construct, not a diagnosis called neurosis. The National Library of Medicine MeSH record for neuroticism defines it as a personality trait involving a tendency to respond to threat, frustration, or loss with negative emotions. Similar vocabulary does not make neuroticism a clinical neurosis category.
Current clinical diagnosis: a specific disorder recognized in a current classification and assessed against its criteria. GAD, panic disorder, social anxiety disorder, and specific phobia are examples. “Neurosis” does not occupy the same current diagnostic level in DSM-5-TR.
Controlled vocabulary term: databases can retain historical terms for indexing even after diagnostic systems change. For example, the NLM MeSH entry “Neurotic Disorders” still contains neuroses and psychoneuroses as entry terms. A library indexing term is not evidence that DSM-5-TR or ICD-11 currently diagnoses a single disorder called neurosis.
Does neurosis simply mean “mild anxiety”?
No. That shorthand loses both the historical breadth of neurosis and the clinical specificity of anxiety disorders. Some historical neuroses were experienced as severe and disabling. Some involved symptoms that would now fall outside the anxiety-disorders chapter. Conversely, anxiety disorders can range widely in severity and can produce substantial impairment.
Severity and classification are separate questions. “Neurosis” was not merely the mild end of a single anxiety continuum, and “anxiety disorder” is not merely the severe end of ordinary nervousness.
Does preserved reality testing distinguish neurosis from anxiety disorder?
Older psychiatric writing often contrasted neurosis with psychosis and emphasized that people described as neurotic generally retained more contact with shared reality. That historical contrast helps explain the vocabulary of older texts, but it should not be turned into a modern diagnostic shortcut. DSM-5-TR anxiety disorders are defined by their own criteria, and modern differential diagnosis depends on the complete presentation rather than on a single old neurosis-versus-psychosis divide.
A person can also have anxiety symptoms alongside many other conditions. Anxiety alone does not establish an anxiety-disorder diagnosis, and the absence of psychosis does not establish one either.
How the comparison changes across DSM editions
The answer to “neurosis vs anxiety disorder” depends heavily on which edition of psychiatric classification is being read. The apparent contradiction between older and newer sources is often a version problem rather than a factual disagreement. A term can be official in one period, reorganized in the next, and absent as an umbrella diagnosis in the current manual.
DSM-I (1952): psychoneurotic disorders
DSM-I used the category “psychoneurotic disorders.” Historical descriptions treated anxiety as central and proposed that it could be experienced directly or managed through mechanisms expressed as depressive, conversion, dissociative, phobic, obsessive-compulsive, and other reactions. This was a theory-laden framework: the category was not simply a list of present-day anxiety disorders under older names. Crocq’s review of anxiety nosology reconstructs this DSM-I framework and its transition into DSM-II.
DSM-II (1968): neuroses as an umbrella
DSM-II replaced the DSM-I reaction terminology with named neuroses and retained an overarching “Neuroses (300)” section. Anxiety was described as a chief characteristic, but the category included multiple forms: anxiety, hysterical, phobic, obsessive-compulsive, depressive, neurasthenic, depersonalization, hypochondriacal, and other neuroses. The comparison at this point is therefore asymmetric: “neurosis” names a broad umbrella, while “anxiety neurosis” names one historical member of that umbrella.
This historical structure explains why some older clinicians could call a patient “neurotic” even when the most prominent complaint was not ordinary worry. The umbrella was organized partly around theories of anxiety and defense, not around the chapter boundaries used by DSM-5-TR.
DSM-III (1980): the decisive reorganization
DSM-III changed the comparison. According to the APA’s history of the DSM, the 1980 manual introduced explicit diagnostic criteria and an approach intended to be neutral with respect to the causes of mental disorders. The old neurosis architecture was reorganized into more specific diagnostic categories. Anxiety neurosis was divided into panic disorder and GAD, while other historical neurosis territories followed different paths.
This did not mean that psychiatry discovered a single modern condition that “was really neurosis all along.” It meant that a broad, heterogeneous historical taxonomy was decomposed. The result was greater diagnostic specificity, with multiple conditions that could be studied, differentiated, and revised separately.
DSM-5-TR (2022): anxiety disorders are a defined current grouping
In DSM-5-TR, anxiety disorders are a current diagnostic family with named disorders and explicit criteria. The APA’s current clinical overview identifies GAD, panic disorder, specific phobia, agoraphobia, social anxiety disorder, separation anxiety disorder, and selective mutism within this grouping. OCD and PTSD are handled in other DSM-5-TR chapters even though anxiety may be prominent in both.
That modern arrangement is the clearest answer to the search query: a present-day anxiety disorder should be understood through the criteria for the specific current disorder, not through the historical umbrella of neurosis.
ICD-11: a separate modern classification
ICD-11 should be read on its own terms rather than assumed to mirror a particular DSM edition. The World Health Organization’s ICD-11 CDDR provides current clinical descriptions and diagnostic requirements for mental, behavioral, and neurodevelopmental disorders. WHO’s contemporary materials describe anxiety disorders through modern symptom, distress, and impairment criteria rather than through a single neurosis umbrella.
Can the same person fit an old neurosis label and a modern anxiety diagnosis?
Historically, yes in the limited sense that a person evaluated under an older system might have received a neurosis label while a clinician evaluating a similar symptom pattern today might consider a current anxiety diagnosis. But this is a retrospective comparison, not a diagnostic conversion rule.
A person described in DSM-II language as having anxiety neurosis because of chronic apprehension and panic-like episodes could plausibly resemble a modern GAD or panic presentation. Yet the old record may omit information now required for diagnosis, use different thresholds, interpret symptoms through a different theory, or combine phenomena that modern systems separate. A historical label therefore cannot be mechanically recoded.
The same caution applies in reverse. A person with a current anxiety disorder should not be described clinically as having “neurosis” simply because older literature used that vocabulary. Doing so can blur the difference between a historical construct, a modern diagnostic grouping, and a specific current diagnosis.
Why “anxiety disorder” in the singular can be misleading
Search queries often say “anxiety disorder” as though it were one disease. In modern classification, however, “anxiety disorders” is a family. GAD, panic disorder, social anxiety disorder, specific phobia, agoraphobia, separation anxiety disorder, and selective mutism are distinct diagnoses. They share anxiety or fear-related features but differ in their central triggers, symptom patterns, course, and diagnostic criteria.
This makes the comparison with neurosis especially important. Both expressions can function as broad labels in casual language, but only one of them corresponds to a current diagnostic grouping in DSM-5-TR. “Neurosis” is a legacy umbrella; “anxiety disorders” is a current family; “GAD” or “panic disorder” is a specific diagnosis. Those three levels should not be collapsed.
Why the distinction matters clinically
Historical words can shape how people interpret current distress. If someone reads that panic, worry, compulsions, fatigue, bodily symptoms, or phobias were once called neuroses, it is tempting to use neurosis as a self-diagnosis. That shortcut discards the very classification changes that modern psychiatry introduced.
Modern assessment asks a different set of questions: What exactly is happening? Is the main problem persistent worry, recurrent unexpected panic attacks, social fear, a circumscribed phobia, obsessions and compulsions, trauma-related symptoms, depressive symptoms, dissociation, health anxiety, functional neurological symptoms, substance effects, a medical condition, or a combination? How persistent are the symptoms? What impairment do they cause? What alternatives need to be ruled out?
This matters for treatment because evidence is diagnosis- and problem-specific. For GAD specifically, NIMH describes psychotherapy and medication as common evidence-based treatment routes, with treatment choice depending on individual needs and clinical circumstances. That evidence should not be generalized into a universal “neurosis treatment,” because the historical neurosis umbrella contained heterogeneous problems.
If anxiety, panic, avoidance, compulsive behavior, physical symptoms, or other distress is persistent or significantly interfering with daily functioning, the useful next step is an assessment of the current symptoms rather than an attempt to recover a historical neurosis label.
How to translate an old “neurosis” diagnosis into modern language
An old chart, textbook, psychoanalytic case, or family story can be interpreted more accurately with a simple historical method.
First, identify the date. A diagnosis written in 1955, 1975, 1995, and 2026 does not exist in the same classification environment.
Second, identify the system. Was the writer using DSM-I, DSM-II, ICD-9, ICD-10, a national classification, psychoanalytic theory, or informal clinical language?
Third, identify the subtype or actual phenomena. “Anxiety neurosis,” “obsessional neurosis,” “hysterical neurosis,” and “depressive neurosis” carry different historical lineages. The generic word neurosis by itself is too broad for reliable modern translation.
Fourth, separate the historical mechanism from the observed symptoms. A clinician in an older psychodynamic framework might explain a phobia through unconscious conflict or displacement. A modern diagnostic system can recognize a phobic disorder without adopting that causal theory.
Fifth, map cautiously to current categories. A historical diagnosis can suggest which modern diagnostic families deserve consideration, but it cannot establish a present-day diagnosis without current evidence.
For a general overview of the term before attempting any crosswalk, see Neurosis: What It Means Today, Symptoms, History, and Modern Diagnoses.
Common misconceptions
“Neurosis is the old name for anxiety disorder.”
Too broad. Anxiety was central to historical neurosis concepts, and some old categories clearly contributed to modern anxiety diagnoses. But the neurosis umbrella also contained presentations that now belong elsewhere.
“Anxiety neurosis and GAD are the same diagnosis.”
Historically related, not identical. Anxiety neurosis included both chronic anxious apprehension and panic phenomena; DSM-III separated that territory into GAD and panic disorder.
“All neuroses became anxiety disorders.”
Incorrect. Obsessive-compulsive, dissociative/conversion, depressive, somatic, trauma-related, and other modern territories inherit different pieces of the historical landscape.
“If I worry a lot, I have an anxiety disorder.”
Worry is a symptom, not a diagnosis by itself. Modern diagnosis considers persistence, severity, control, impairment, associated symptoms, context, and differential diagnosis.
“Neuroticism is a mild form of neurosis.”
No. Neuroticism is a personality trait construct. It can correlate with negative emotionality and vulnerability to distress, but it is conceptually different from a historical neurosis diagnosis and from a current anxiety-disorder diagnosis.
“If a medical database still lists neurosis, it must still be an official diagnosis.”
Database indexing and clinical classification serve different purposes. Historical and legacy vocabulary can remain searchable so older literature can be found. Current diagnostic status must be checked in the current diagnostic system.
A practical rule for modern readers
When you encounter the word “neurosis,” read it historically before reading it diagnostically. Ask what the author meant in that specific era and system. When you encounter “anxiety disorder,” ask which current disorder is being discussed and which criteria are relevant.
That single distinction prevents the most common error in this topic: treating an old umbrella as though it were a present-day diagnosis. The history is continuous enough to explain why the words overlap, but the classifications are different enough that one cannot simply substitute one term for the other.
FAQ
Is neurosis the same as an anxiety disorder?
No. Neurosis is primarily a historical psychiatric and psychoanalytic umbrella term. Anxiety disorders are current diagnostic categories. Some historical neuroses, especially anxiety neurosis and phobic neurosis, have important relationships to modern anxiety diagnoses, but the terms are not equivalent.
Is neurosis still a diagnosis in DSM-5-TR?
No. DSM-5-TR does not use neurosis as a single current umbrella diagnosis. It classifies specific disorders using current diagnostic criteria.
Is neurosis an ICD-11 diagnosis?
ICD-11 does not restore neurosis as one broad modern umbrella diagnosis. It organizes mental, behavioral, and neurodevelopmental disorders into contemporary diagnostic groupings, including anxiety or fear-related disorders.
What did anxiety neurosis become?
Its diagnostic territory was divided rather than simply renamed. DSM-III in 1980 separated anxiety neurosis into generalized anxiety disorder and panic disorder.
Is generalized anxiety disorder the modern name for neurosis?
No. GAD is one specific current anxiety disorder. Neurosis was historically much broader, and even anxiety neurosis included panic phenomena that were later classified separately.
Were OCD and PTSD once considered anxiety disorders?
Classification has changed over time. DSM-III placed OCD and PTSD within its anxiety-disorders chapter. DSM-5 and DSM-5-TR place OCD and trauma- and stressor-related disorders in separate chapters, although anxiety can remain prominent in both.
Can a screening questionnaire diagnose an anxiety disorder?
A screening or severity score can identify symptoms or indicate that further evaluation may be useful, but it is not by itself a clinical diagnosis. Diagnosis requires evaluation of current criteria, context, impairment, and relevant alternatives.
Is neuroticism the same as neurosis?
No. Neuroticism is a personality trait describing a tendency toward negative emotional responses. It is not a diagnosis of neurosis and is not itself an anxiety disorder.
Why did psychiatry move away from neurosis?
The change reflected a broader shift toward more explicit, operational diagnostic criteria and away from using neurosis as a single organizing category. DSM-III in 1980 was the major American turning point.
What should I do if an old record says “neurosis”?
Interpret the label in its historical context: identify the year, classification or theoretical tradition, subtype if given, and actual symptoms. A historical label cannot by itself determine a current diagnosis.
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References
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American Psychiatric Association. (2026). What are anxiety disorders? https://www.psychiatry.org/patients-families/anxiety-disorders/what-are-anxiety-disorders
National Institute of Mental Health. (n.d.). Generalized Anxiety Disorder: What You Need to Know. https://www.nimh.nih.gov/health/publications/generalized-anxiety-disorder-gad
National Library of Medicine. (n.d.). Neurotic Disorders. Medical Subject Headings (MeSH). https://www.ncbi.nlm.nih.gov/mesh/68009497
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World Health Organization. (2024). Clinical descriptions and diagnostic requirements for ICD-11 mental, behavioural and neurodevelopmental disorders. https://www.who.int/publications/i/item/9789240077263
World Health Organization. (2026). Mental disorders. https://www.who.int/en/news-room/fact-sheets/detail/mental-disorders