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Related Concept Videos

Obsessive-Compulsive Disorder01:28

Obsessive-Compulsive Disorder

Obsessive-compulsive disorder (OCD) is a mental health condition characterized by recurrent obsessions, compulsions, or both, which consume significant time and interfere with daily functioning. Obsessions involve persistent, intrusive, and unwanted thoughts, images, or urges that evoke anxiety. Common examples include irrational fears of contamination or harm. Compulsions are repetitive behaviors or mental acts performed to reduce the anxiety caused by obsessions. For instance, individuals...
Personality Disorders: Dependent and Obsessive-Compulsive01:24

Personality Disorders: Dependent and Obsessive-Compulsive

Dependent personality disorder and obsessive-compulsive personality disorder are two separate psychological conditions that influence behavior, relationships, and overall life functioning. Though both involve maladaptive behaviors, their core characteristics and motivations differ significantly.
 Dependent Personality Disorder
Dependent personality disorder is characterized by an excessive reliance on others to manage various aspects of life. Individuals with this disorder often struggle with...
Anxiety: Overview01:18

Anxiety: Overview

Anxiety is a common mental disorder featuring excessive worry, fear, and apprehension, significantly affecting daily life. People with anxiety disorders experience persistent and intense anxiety, interrupting their everyday functioning.
Individuals with anxiety often experience a range of physical and emotional symptoms, including sweating, trembling, tachycardia, and disturbances in sleep patterns. These symptoms vary in intensity and frequency but are generally disruptive and distressing.
Panic Disorder01:27

Panic Disorder

Panic disorder is an anxiety disorder characterized by recurrent and sudden minutes-long episodes of intense fear, known as panic attacks. These attacks may feel like heart attacks and often happen without warning or a specific cause. They can include symptoms such as rapid heart rate, shortness of breath, chest pain, trembling, sweating, dizziness, and a sense of helplessness. During a panic attack, individuals may feel as though they are experiencing a heart attack or are in a...
Oppositional Defiant Disorder01:30

Oppositional Defiant Disorder

A persistent pattern of angry or irritable mood, defiant behavior, or vindictiveness characterizes Oppositional Defiant Disorder (ODD). Symptoms must occur over at least six months, involve interactions with individuals beyond siblings, and meet specific diagnostic criteria to be clinically significant. The disorder affects emotional regulation, social interactions, and behavior, often manifesting early in life and influencing long-term development and functioning.
Diagnostic Criteria and...
Social Anxiety Disorder01:28

Social Anxiety Disorder

Social anxiety disorder, also known as social phobia, is characterized by an intense fear of social situations where one might face humiliation, rejection, embarrassment, or negative evaluation. This disorder leads individuals to avoid activities like casual conversations, public speaking, or seemingly simple tasks such as eating, signing documents, or swimming, in public settings. Its impact extends beyond discomfort, often significantly interfering with daily functioning and quality of life.

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Related Experiment Video

Updated: Jun 21, 2026

Signal Attenuation as a Rat Model of Obsessive Compulsive Disorder
09:29

Signal Attenuation as a Rat Model of Obsessive Compulsive Disorder

Published on: January 9, 2015

Obsessive-compulsive disorder.

Jonathan S Abramowitz1, Steven Taylor, Dean McKay

  • 1University of North Carolina, Chapel Hill, NC 27599, USA. jabramowitz@unc.edu

Lancet (London, England)
|August 12, 2009
PubMed
Summary
This summary is machine-generated.

Obsessive-compulsive disorder (OCD) is a chronic condition often treated with cognitive-behavioral therapy or medication. Emerging treatments combine these approaches, with D-cycloserine showing promise for enhanced therapeutic outcomes.

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Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging
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Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging

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Marble Burying and Nestlet Shredding as Tests of Repetitive, Compulsive-like Behaviors in Mice
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Marble Burying and Nestlet Shredding as Tests of Repetitive, Compulsive-like Behaviors in Mice

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Last Updated: Jun 21, 2026

Signal Attenuation as a Rat Model of Obsessive Compulsive Disorder
09:29

Signal Attenuation as a Rat Model of Obsessive Compulsive Disorder

Published on: January 9, 2015

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging
09:14

Exploring the Neural Correlates of Cognitive Reappraisal in Obsessive-Compulsive Disorder Using Task-based Functional Magnetic Resonance Imaging

Published on: March 14, 2025

Marble Burying and Nestlet Shredding as Tests of Repetitive, Compulsive-like Behaviors in Mice
06:50

Marble Burying and Nestlet Shredding as Tests of Repetitive, Compulsive-like Behaviors in Mice

Published on: December 24, 2013

Area of Science:

  • Psychiatry
  • Neuroscience
  • Clinical Psychology

Background:

  • Obsessive-compulsive disorder (OCD) is a severe, chronic mental health condition.
  • Its classification remains debated, with links to anxiety disorders and related conditions.
  • Current biological and cognitive models offer insights but have limitations.

Purpose of the Study:

  • To review the current understanding of obsessive-compulsive disorder (OCD).
  • To explore existing biological and cognitive models of OCD.
  • To examine novel treatment developments for OCD.

Main Methods:

  • Literature review of biological and cognitive models of OCD.
  • Analysis of established treatments like serotonin-reuptake inhibitors and cognitive-behavioral therapy.
  • Evaluation of emerging therapeutic strategies.

Main Results:

  • Biological models suggest serotonin pathway anomalies and circuit dysfunction.
  • Cognitive-behavioral models highlight the role of dysfunctional beliefs.
  • Combined treatments, particularly D-cycloserine with cognitive-behavioral therapy, show potential.

Conclusions:

  • OCD presents significant challenges due to its chronic nature and heterogeneity.
  • Both biological and cognitive perspectives inform current treatments.
  • D-cycloserine represents a promising advancement in augmenting cognitive-behavioral therapy for OCD.