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Related Concept Videos

Drug Dependence01:17

Drug Dependence

Medications are typically administered to achieve therapeutic effects. Some drugs can modify an individual's mood and perception, frequently resulting in various enjoyable experiences. However, this can result in drug dependency, a condition marked by continuous drug use despite potential negative consequences. Drug dependency primarily falls into two categories: psychological and physical dependence. Psychological dependence occurs when the pleasurable feelings induced by the drug...
Drug Abuse and Addiction: Pharmacological Phenomena01:15

Drug Abuse and Addiction: Pharmacological Phenomena

Drug dependence, abuse, and addiction are complex phenomena that can precipitate various abnormal states. Physical dependence refers to a state of pharmacological adaptation to a drug. This adaptation often results in tolerance—a reduced response to the drug after repeated administrations. When the drug use is abruptly stopped, withdrawal symptoms occur due to the body's need to readjust from the pharmacologically induced imbalance. However, tolerance and withdrawal symptoms do not necessarily...
Substance Use Disorders Affecting Sleep01:24

Substance Use Disorders Affecting Sleep

Substance use disorders involve a pattern of using drugs more extensively than intended and continuing use despite harmful consequences. This includes legal substances like alcohol and nicotine, as well as illegal drugs. These disorders often involve both physical and psychological dependence, reflecting compulsive use of substances that significantly alter thoughts, feelings, and behaviors, contributing to a major public health issue.
Understanding the concepts of physical dependence,...
Introduction to Psychological Disorders01:19

Introduction to Psychological Disorders

Abnormal behavior, often referred to as mental illness, results from changes in brain function that influence thought patterns, behaviors, and social interactions. Psychologists and psychiatrists typically assess abnormal behavior using three primary criteria: deviance, maladaptation, and personal distress, particularly when these traits persist over long periods.
Deviant Behavior
Deviance in behavior refers to actions or thought patterns that significantly diverge from societal norms or...
Binge Eating Disorders01:23

Binge Eating Disorders

Binge eating disorder is a significant mental health condition characterized by recurrent episodes of excessive food consumption within a short period, accompanied by a perceived loss of control over eating behavior. Unlike occasional overeating, binge eating disorder is marked by distressing emotions such as guilt, shame, and anxiety following binge episodes. The disorder affects individuals across different ages and backgrounds, with profound implications for physical and psychological...
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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Updated: Jun 24, 2026

A Conditioned Place Preference Protocol for Measuring Incubation of Craving in Rats
04:11

A Conditioned Place Preference Protocol for Measuring Incubation of Craving in Rats

Published on: November 6, 2018

[Addictive behavior disorders].

Daiki Masaki1, Hideto Tsuchida, Yurinosuke Kitabayashi

  • 1Department of Psychiatry, Kyoto Prefectural University of Medicine, 465 Kajii-cho, Kawaramachi-Hirokoji, Kamigyo-ku, Kyoto 602-8566, Japan.

Nihon Arukoru Yakubutsu Igakkai Zasshi = Japanese Journal of Alcohol Studies & Drug Dependence
|December 7, 2007
PubMed
Summary
This summary is machine-generated.

Addictive behaviors, beyond substance abuse, are increasingly recognized. Reduced reward system activation may underlie these behaviors, with selective serotonin reuptake inhibitors showing treatment efficacy.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Behavioral Science

Context:

  • Historically, addiction referred primarily to chemical substance abuse.
  • Recent research expands the definition to include behavioral addictions like gambling, eating, shopping, and self-injury.
  • Pathological gambling and bulimia nervosa present significant challenges for mental health professionals and families.

Purpose:

  • To explore the neural underpinnings of addictive behaviors.
  • To investigate the role of the reward system in addiction.
  • To review the pharmacotherapeutic options for addictive behaviors.

Summary:

  • The mesolimbic dopamine pathway is crucial for the brain's reward system.
  • Studies suggest diminished reward system activation is linked to addictive behaviors, including pathological gambling, binge eating, and sexual behavior.
  • Further biological research is essential for a comprehensive understanding of addiction.

Impact:

  • Advances in understanding the neurobiology of addiction.
  • Potential for novel therapeutic targets for behavioral addictions.
  • Improved treatment strategies for individuals with addictive disorders.