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Related Concept Videos

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...
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Bulimia Nervosa

Bulimia nervosa is a complex and severe eating disorder characterized by a cyclical pattern of binge-and-purge eating pattern. It generally involves an episode of binge eating, followed by compensatory behaviors such as vomiting, excessive exercise, laxative use, or fasting, to prevent weight gain. Despite often maintaining a normal weight, individuals with bulimia are intensely preoccupied with their body image and harbor an overwhelming fear of gaining weight. This can contribute to the...
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,...
Anorexia Nervosa01:28

Anorexia Nervosa

Anorexia nervosa is a complex and severe eating disorder characterized by an intense fear of weight gain, an unrelenting pursuit of thinness, and a distorted body image. It often leads to dangerously low body weight relative to an individual's age and height. This disorder is marked by significant physical and psychological consequences, making it one of the most life-threatening psychiatric illnesses.
Symptoms and Physical Effects
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Cause and Effect01:53

Cause and Effect

While variables are sometimes correlated because one does cause the other, it could also be that some other factor, a confounding variable, is actually causing the systematic movement in our variables of interest. For instance, as sales in ice cream increase, so does the overall rate of crime. Is it possible that indulging in your favorite flavor of ice cream could send you on a crime spree? Or, after committing crime do you think you might decide to treat yourself to a cone?
Self-Schemas02:16

Self-Schemas

In general, a schema is a mental construct consisting of a cluster or collection of related concepts (Bartlett, 1932). There are many different types of schemata, and they all have one thing in common: schemata are a method of organizing information that allows the brain to work more efficiently. When a schema is activated, the brain makes immediate assumptions about the person or object being observed.

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Related Experiment Video

Updated: May 21, 2026

Intermittent Binge-Intake Model in Mice
05:15

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Published on: January 10, 2025

Sleep, mood, and binge eating: Evidence from a student sample.

Cristina Martinelli1, Goffredina Spano2

  • 1City St Georges, University of London, United Kingdom; Kingston University, United Kingdom.

Eating Behaviors
|May 19, 2026
PubMed
Summary

Individuals with binge eating report poorer sleep quality and higher mood disturbances, even without objective sleep differences. Low mood mediates this link, suggesting affective processes are key in understanding sleep-binge eating connections.

Keywords:
ActigraphyAffective symptomsBinge eatingEating disordersSleep

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Area of Science:

  • Psychology
  • Sleep Science
  • Eating Disorders

Background:

  • Binge eating is a common symptom across a spectrum of conditions.
  • Sleep difficulties are prevalent in diagnosed eating disorders, but less is known about undiagnosed individuals.
  • Understanding the sleep-binge eating relationship in undiagnosed populations is crucial for early intervention.

Purpose of the Study:

  • To investigate the relationship between binge eating and sleep quality/duration in an undiagnosed student sample.
  • To explore the role of emotional regulation, specifically low mood and worry, in this relationship.
  • To differentiate between objective and subjective sleep measures in relation to binge eating.

Main Methods:

  • Sixty-nine participants without eating disorder diagnoses were grouped by binge eating levels (low vs. moderate-to-high).
  • A 7-day protocol involved objective sleep monitoring (actigraphy) and subjective self-report questionnaires.
  • Assessed variables included mood, sleep quality, eating disorder symptoms, worry, daytime sleepiness, and chronotype.

Main Results:

  • Moderate-to-high binge eaters reported worse perceived sleep quality, lower mood, and increased worry.
  • No significant differences in objective sleep measures (actigraphy) were found between binge eating groups.
  • Low mood, but not worry, significantly mediated the association between sleep and binge eating.

Conclusions:

  • Affective factors and perceived sleep quality are important in the sleep-binge eating link among undiagnosed individuals.
  • Objective sleep measures alone may not fully capture this relationship.
  • Findings inform sleep research in at-risk populations and public health interventions for eating disorders.