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Related Concept Videos

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...
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Attention-Deficit/Hyperactivity Disorder01:30

Attention-Deficit/Hyperactivity Disorder

Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
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Diagnostic and Statistical Manual of Mental Disorders (DSM)01:27

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The Diagnostic and Statistical Manual of Mental Disorders (DSM) serves as the primary classification system for mental health disorders, providing standardized diagnostic criteria for clinicians and researchers. First published by the American Psychiatric Association (APA) in 1952, the DSM has undergone several revisions to reflect evolving psychiatric understanding. The fifth edition, DSM-5, released in 2013, introduced key updates that expanded diagnostic categories and modified diagnostic...
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Narcolepsy

Narcolepsy is a chronic sleep disorder characterized by pervasive, uncontrolled sleepiness and other sleep disturbances. One of its hallmark symptoms is an abrupt transition to REM sleep upon falling asleep, which causes symptoms typically associated with this phase to occur unexpectedly during wakefulness. These include the following symptoms, which typically last from a minute or two to half an hour.
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Dissociative Identity Disorder

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Related Experiment Video

Updated: May 23, 2026

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
08:36

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

Published on: August 8, 2019

Shift work disorder: overview and diagnosis.

Thomas Roth1

  • 1Sleep Disorders and Research Center, Henry Ford Hospital Sleep Center, Detroit, Michigan, USA.

The Journal of Clinical Psychiatry
|April 12, 2012
PubMed
Summary
This summary is machine-generated.

Shift work disorder affects 10% of shift workers, disrupting their internal clocks and impairing daily function. This condition increases risks for serious health issues and accidents, impacting productivity.

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Related Experiment Videos

Last Updated: May 23, 2026

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments
08:36

Collecting Sleep, Circadian, Fatigue, and Performance Data in Complex Operational Environments

Published on: August 8, 2019

Human Circadian Phenotyping and Diurnal Performance Testing in the Real World
10:16

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Published on: April 7, 2020

Assessment of Stress Effects on Cognitive Flexibility using an Operant Strategy Shifting Paradigm
07:26

Assessment of Stress Effects on Cognitive Flexibility using an Operant Strategy Shifting Paradigm

Published on: May 4, 2020

Area of Science:

  • Sleep Medicine
  • Chronobiology
  • Occupational Health

Background:

  • Shift work disorder (SWD) arises from a misalignment between the internal circadian clock and external work schedules.
  • It affects approximately 10% of individuals engaged in shift work, leading to significant functional impairment.

Discussion:

  • SWD is linked to a higher incidence of gastrointestinal issues, various cancers, depression, and cardiovascular diseases.
  • The disorder also contributes to excessive daytime sleepiness, increased accident rates, and reduced overall productivity.

Key Insights:

  • Recognizing SWD is crucial for clinicians due to its widespread impact on worker health and safety.
  • Accurate diagnosis requires understanding prevalence, diagnostic criteria, and differential diagnoses.

Outlook:

  • Further research into effective management strategies for SWD is warranted.
  • Clinical awareness and timely intervention can mitigate the adverse health consequences of shift work.