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University Library, University of Illinois at Urbana-Champaign

Eating Disorders: Home

This guide provides resources on eating disorders.

What are Eating Disorders?

According to the Diagnostic and statistical manual of mental disorders (DSM-5), eating disorders are "characterized by a persistent disturbance of eating or eating-related behavior that results in the altered consumption or absorption of food and that significantly impairs physical health or psychosocial functioning." 

Eating disorders include the following (DSM-V and ICD-10-CM classification included):

  • Pica 307.52 (In children F98.3; in adults F50.8)
  • Rumination Disorder 307.53 (F98.21)
  • Avoidant/Restrictive Food Intake Disorder 307.59 (F50.8)
  • Anorexia Nervosa 307.1 (F50.0_)
  • Bulimia Nervosa 307.51 (F50.2)
  • Binge-Eating Disorder 307.51 (F50.8)

Who is Affected by Eating Disorders?

According to the National Institute of Mental Health's "Eating Disorders Among Adults - Anorexia Nervosa," "Eating Disorders Among Adults - Binge Eating Disorder," and "Eating Disorders Among Adults - Bulimia Nervosa:"

  • .6% of the U.S. population will experience anorexia in their lifetime
  • The average age of onset for anorexia is 19 years old
  • 2.8% of U.S. adults will experience binge eating disorder with the average age of onset being 25
  • .6% of the U.S. population will experience bulimia in their lifetime
  • The average age of onset for bulimia is 20 years old

Subject Guide

JJ Pionke

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