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Mental Health

Binge Eating Disorder

An eating disorder with recurrent binge episodes, loss of control and marked distress, without regular compensatory behaviours; body weight varies and is not a diagnostic shortcut or the primary therapy target.

In a nutshell

Binge eating disorder is recurrent binge eating with loss of control and marked distress, without regular compensatory behaviour. It occurs across body sizes. Treat the bingeing with guided self-help based on CBT, stepping up to group or individual CBT-ED, and do not make weight loss or dieting the treatment target.

Classic presentation

A person who eats rapidly or secretly, feels unable to stop, continues until uncomfortably full and feels guilt or disgust afterwards, without regular vomiting, laxative misuse, fasting or driven exercise.

Key points

  • The diagnosis is behavioural and psychological, not determined by body size.
  • Ask directly about vomiting, laxatives, fasting and driven exercise because concealed compensation changes the diagnosis and medical risk.
  • Regular eating and reducing dietary restriction are central treatment targets; dieting can perpetuate the binge cycle.
  • Offer guided self-help based on CBT first for adults, then group or individual CBT-ED if needed.
  • Weight loss is not a therapy target in itself; manage cardiometabolic health separately and without stigma.
  • Assess depression, anxiety, trauma, self-harm, suicide, substance use, diabetes and safeguarding.

First-line investigation

Non-judgemental assessment of binge episodes, loss of control, distress, restriction and compensation, with mental-health and physical-health assessment guided by symptoms and comorbidity.

Management

Assess the pattern and immediate risk

  • Ask about bingeing, loss of control, distress, restriction, compensation, mood, self-harm, suicide and physical symptoms without using weight as a diagnostic shortcut.1,2,3

Refer and formulate collaboratively

  • Refer to specialist eating-disorder care and formulate the psychological, dietary, emotional and social factors maintaining binge eating.1,5

Start CBT-based guided self-help

  • Offer guided self-help based on CBT, including regular eating, trigger work, emotional regulation, body image and relapse prevention; do not advise dieting during treatment.1,2

Treat comorbidity and physical health

  • Address depression, anxiety, trauma, sleep, substance use and cardiometabolic illness in parallel, with medication considered only for a clear indication.1,2,6

Adapt care for young people and changing symptoms

  • Use age-appropriate specialist and family-inclusive care for children and young people; reassess promptly if purging, severe restriction or acute medical risk emerges.1,7,4

Step up and prevent relapse

  • If guided self-help is unsuitable or insufficient, offer group or individual CBT-ED and agree follow-up, relapse warning signs and urgent escalation advice.1,2,3

Exam traps

  • A higher body weight does not make binge eating disorder a lifestyle problem or exclude a serious eating disorder.
  • No regular compensation is the key distinction from bulimia; check carefully before settling on the diagnosis.
  • Antidepressants are not the sole treatment for binge eating disorder.
  • Weight loss is not the immediate therapy target and dieting can trigger further binges.
  • A change to vomiting, laxatives, fasting or driven exercise requires reassessment for bulimia or another eating disorder.

Key sources

  1. NICE NG69: Eating disorders: recognition and treatment (NICE guidance on recognition, assessment, treatment, monitoring and inpatient care for eating disorders)Published 23 May 2017 | Updated 16 Dec 2020
  2. NHS: Treatment for binge eating disorder (NHS information on guided self-help, CBT, avoiding dieting during treatment and the limited role of antidepressants)
  3. NHS: Overview of eating disorders (NHS information on eating-disorder patterns, warning signs, referral and treatment)
  4. NHS: Bulimia (NHS information on differentiating binge and compensatory behaviour and physical warning signs)
  5. NICE: 2024 exceptional surveillance of NG69 (NICE surveillance found no change to current NG69 recommendations for psychological therapies, medication or compulsory treatment)
  6. BNF online (Check current psychotropic and other medicine monographs for indications, interactions, adverse effects and special populations)
  7. NHS England: Eating disorder services for children and young people: national guidance (National service guidance on integrated, collaborative and intensive community or inpatient care for children and young people)

This page is exam revision material, not medical advice, and must not be used for patient care. Always check drug doses against the BNF and current guidance. Full disclaimer.