Encyclopedia of Geropsychology

2017 Edition
| Editors: Nancy A. Pachana

Eating Disorders and Eating Disordered Behaviors

  • Viktoriya SamarinaEmail author
  • Susan Sharp
  • Dawn La
Reference work entry
DOI: https://doi.org/10.1007/978-981-287-082-7_216

Synonyms

Dementia; Eating disordered behaviors; Eating disorders; Older adults

Definition

Eating disorders are characterized by severe and persistent disturbances in eating behavior that may significantly impair physical health and psychosocial functioning in both men and women. According to the DSM-5 there are different types of feeding and eating disorders: pica, rumination disorder, avoidant/restrictive food intake disorder, anorexia nervosa, bulimia nervosa, and binge-eating disorder (American Psychiatric Association 2013). Eating disorders are common among women and have gradually increased over several years worldwide.

Disordered eating includes a variety of problematic eating behaviors ranging from dieting and extreme weight control methods (i.e., fasting, binge eating, and purging) to clinically diagnosed eating disorders (e.g., anorexia and bulimia nervosa). Accompanying these behaviors is also a range of disordered eating attitudes, such as the need to be thin as well as...

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Copyright information

© Springer Science+Business Media Singapore (outside the USA) 2017

Authors and Affiliations

  1. 1.Barrow Neurological InstitutePhoenixUSA
  2. 2.Memphis Veterans Affairs Medial CenterMemphisUSA
  3. 3.Palo Alto University/Pacific Graduate School of PsychologyPalo AltoUSA
  4. 4.Sierra Pacific Mental Illness, Research Education and Clinical Centers at the Veterans Affairs Palo Alto Health Care SystemPalo AltoUSA