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Orthorexia nervosa

MedGen UID:
1714713
•Concept ID:
C5396958
•
Mental or Behavioral Dysfunction
Synonyms: Healthy Eating, Obsessive; Nervosa, Orthorexia; Obsessive Healthy Eating; Orthorexia; Orthorexia Nervosa
SNOMED CT: Orthorexia nervosa (870568002); Orthorexia (870568002)

Definition

An eating disorder that is characterized by the pathological obsession with HEALTHY EATING. [from MeSH]

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  
  • CROGVOrthorexia nervosa

Professional guidelines

PubMed

Orthorexia and Orthorexia Nervosa: A Comprehensive Examination of Prevalence, Risk Factors, Diagnosis, and Treatment.
Horovitz O, Argyrides M
Nutrients 2023 Sep 3;15(17) doi: 10.3390/nu15173851. PMID: 37686883Free PMC Article
A consensus document on definition and diagnostic criteria for orthorexia nervosa.
Donini LM, Barrada JR, Barthels F, Dunn TM, Babeau C, Brytek-Matera A, Cena H, Cerolini S, Cho HH, Coimbra M, Cuzzolaro M, Ferreira C, Galfano V, Grammatikopoulou MG, Hallit S, Håman L, Hay P, Jimbo M, Lasson C, Lindgren EC, McGregor R, Minnetti M, Mocini E, Obeid S, Oberle CD, Onieva-Zafra MD, Opitz MC, Parra-Fernández ML, Pietrowsky R, Plasonja N, Poggiogalle E, Rigó A, Rodgers RF, Roncero M, Saldaña C, Segura-Garcia C, Setnick J, Shin JY, Spitoni G, Strahler J, Stroebele-Benschop N, Todisco P, Vacca M, Valente M, Varga M, Zagaria A, Zickgraf HF, Reynolds RC, Lombardo C
Eat Weight Disord 2022 Dec;27(8):3695-3711. Epub 2022 Nov 27 doi: 10.1007/s40519-022-01512-5. PMID: 36436144Free PMC Article
Definition and diagnostic criteria for orthorexia nervosa: a narrative review of the literature.
Cena H, Barthels F, Cuzzolaro M, Bratman S, Brytek-Matera A, Dunn T, Varga M, Missbach B, Donini LM
Eat Weight Disord 2019 Apr;24(2):209-246. Epub 2018 Nov 9 doi: 10.1007/s40519-018-0606-y. PMID: 30414078

Recent clinical studies

Etiology

Global Prevalence of Eating Disorders in Nutrition and Dietetic University Students: A Systematic Scoping Review.
Budhiwianto S, Bennett CJ, Bristow CA, Dart J
Nutrients 2023 May 15;15(10) doi: 10.3390/nu15102317. PMID: 37242199Free PMC Article
The association between social media addiction and orthorexia nervosa, eating attitudes, and body image among adolescents.
Yurtdaş-Depboylu G, Kaner G, Özçakal S
Eat Weight Disord 2022 Dec;27(8):3725-3735. Epub 2022 Dec 23 doi: 10.1007/s40519-022-01521-4. PMID: 36562891
Eating disorders in the era of the COVID-19 pandemic.
Gonidakis F
Psychiatriki 2022 Dec 7;33(4):267-270. Epub 2022 Nov 17 doi: 10.22365/jpsych.2022.096. PMID: 36436215
Orthorexia nervosa - a distorted approach to healthy eating.
Gortat M, Samardakiewicz M, Perzyński A
Psychiatr Pol 2021 Apr 30;55(2):421-433. doi: 10.12740/PP/125387. PMID: 34365489
Prevalence of Orthorexia Nervosa and Its Diagnostic Tools-A Literature Review.
Niedzielski A, Kaźmierczak-Wojtaś N
Int J Environ Res Public Health 2021 May 20;18(10) doi: 10.3390/ijerph18105488. PMID: 34065506Free PMC Article

Diagnosis

Orthorexia nervosa - the border between healthy eating and eating disorders.
Decyk A, Księżopolska M
Rocz Panstw Zakl Hig 2022;73(4):381-385. doi: 10.32394/rpzh.2022.0231. PMID: 36546853
Orthorexia nervosa - a distorted approach to healthy eating.
Gortat M, Samardakiewicz M, Perzyński A
Psychiatr Pol 2021 Apr 30;55(2):421-433. doi: 10.12740/PP/125387. PMID: 34365489
Prevalence of Orthorexia Nervosa and Its Diagnostic Tools-A Literature Review.
Niedzielski A, Kaźmierczak-Wojtaś N
Int J Environ Res Public Health 2021 May 20;18(10) doi: 10.3390/ijerph18105488. PMID: 34065506Free PMC Article
Definition and diagnostic criteria for orthorexia nervosa: a narrative review of the literature.
Cena H, Barthels F, Cuzzolaro M, Bratman S, Brytek-Matera A, Dunn T, Varga M, Missbach B, Donini LM
Eat Weight Disord 2019 Apr;24(2):209-246. Epub 2018 Nov 9 doi: 10.1007/s40519-018-0606-y. PMID: 30414078
On orthorexia nervosa: A review of the literature and proposed diagnostic criteria.
Dunn TM, Bratman S
Eat Behav 2016 Apr;21:11-7. Epub 2015 Dec 18 doi: 10.1016/j.eatbeh.2015.12.006. PMID: 26724459

Therapy

Orthorexia and eating attitudes in health sciences students.
Yilmaz FC
Niger J Clin Pract 2023 Apr;26(4):502-507. doi: 10.4103/njcp.njcp_507_20. PMID: 37203117
Dietary Behavior and Risk of Orthorexia in Women with Celiac Disease.
Kujawowicz K, Mirończuk-Chodakowska I, Witkowska AM
Nutrients 2022 Feb 21;14(4) doi: 10.3390/nu14040904. PMID: 35215554Free PMC Article
Associations between orthorexia, disordered eating, and obsessive-compulsive symptoms: A systematic review and meta-analysis.
Zagaria A, Vacca M, Cerolini S, Ballesio A, Lombardo C
Int J Eat Disord 2022 Mar;55(3):295-312. Epub 2021 Dec 18 doi: 10.1002/eat.23654. PMID: 34921564
Association between impulsivity and orthorexia nervosa: any moderating role of maladaptive personality traits?
Awad E, Obeid S, Sacre H, Salameh P, Strahler J, Hallit S
Eat Weight Disord 2022 Mar;27(2):483-493. Epub 2021 Apr 11 doi: 10.1007/s40519-021-01186-5. PMID: 33840074
Controversies and reality of the FODMAP diet for patients with irritable bowel syndrome.
Halmos EP, Gibson PR
J Gastroenterol Hepatol 2019 Jul;34(7):1134-1142. Epub 2019 Apr 4 doi: 10.1111/jgh.14650. PMID: 30945376

Prognosis

Global Prevalence of Eating Disorders in Nutrition and Dietetic University Students: A Systematic Scoping Review.
Budhiwianto S, Bennett CJ, Bristow CA, Dart J
Nutrients 2023 May 15;15(10) doi: 10.3390/nu15102317. PMID: 37242199Free PMC Article
Eating disorders in the era of the COVID-19 pandemic.
Gonidakis F
Psychiatriki 2022 Dec 7;33(4):267-270. Epub 2022 Nov 17 doi: 10.22365/jpsych.2022.096. PMID: 36436215
Orthorexia nervosa, mindful eating, and perfectionism: an exploratory investigation.
Miley M, Egan H, Wallis D, Mantzios M
Eat Weight Disord 2022 Oct;27(7):2869-2878. Epub 2022 Jul 12 doi: 10.1007/s40519-022-01440-4. PMID: 35829900Free PMC Article
Orthorexia Nervosa and Disordered Eating Attitudes, Self-Esteem and Physical Activity among Young Adults.
Brytek-Matera A, Pardini S, Szubert J, Novara C
Nutrients 2022 Mar 18;14(6) doi: 10.3390/nu14061289. PMID: 35334945Free PMC Article
Orthorexia nervosa and dieting in a non-clinical sample: a prospective study.
Novara C, Pardini S, Visioli F, Meda N
Eat Weight Disord 2022 Aug;27(6):2081-2093. Epub 2022 Jan 7 doi: 10.1007/s40519-021-01353-8. PMID: 34993925Free PMC Article

Clinical prediction guides

Global Prevalence of Eating Disorders in Nutrition and Dietetic University Students: A Systematic Scoping Review.
Budhiwianto S, Bennett CJ, Bristow CA, Dart J
Nutrients 2023 May 15;15(10) doi: 10.3390/nu15102317. PMID: 37242199Free PMC Article
The association between social media addiction and orthorexia nervosa, eating attitudes, and body image among adolescents.
Yurtdaş-Depboylu G, Kaner G, Özçakal S
Eat Weight Disord 2022 Dec;27(8):3725-3735. Epub 2022 Dec 23 doi: 10.1007/s40519-022-01521-4. PMID: 36562891
Eating disorders in the era of the COVID-19 pandemic.
Gonidakis F
Psychiatriki 2022 Dec 7;33(4):267-270. Epub 2022 Nov 17 doi: 10.22365/jpsych.2022.096. PMID: 36436215
Orthorexia nervosa and dieting in a non-clinical sample: a prospective study.
Novara C, Pardini S, Visioli F, Meda N
Eat Weight Disord 2022 Aug;27(6):2081-2093. Epub 2022 Jan 7 doi: 10.1007/s40519-021-01353-8. PMID: 34993925Free PMC Article
Orthorexia Nervosa in Turkish dietitians and dietetic students.
Caferoglu Z, Toklu H
Encephale 2022 Feb;48(1):13-19. Epub 2021 Apr 2 doi: 10.1016/j.encep.2020.12.006. PMID: 33814168

Recent systematic reviews

Overall proportion of orthorexia nervosa symptoms: A systematic review and meta-analysis including 30 476 individuals from 18 countries.
López-Gil JF, Tárraga-López PJ, Soledad Hershey M, López-Bueno R, Gutiérrez-Espinoza H, Soler-Marín A, Fernández-Montero A, Victoria-Montesinos D
J Glob Health 2023 Nov 3;13:04087. doi: 10.7189/jogh.13.04087. PMID: 37917875Free PMC Article
Global Prevalence of Eating Disorders in Nutrition and Dietetic University Students: A Systematic Scoping Review.
Budhiwianto S, Bennett CJ, Bristow CA, Dart J
Nutrients 2023 May 15;15(10) doi: 10.3390/nu15102317. PMID: 37242199Free PMC Article
Orthorexia nervosa and eating disorder behaviors: A systematic review of the literature.
Atchison AE, Zickgraf HF
Appetite 2022 Oct 1;177:106134. Epub 2022 Jun 21 doi: 10.1016/j.appet.2022.106134. PMID: 35750289
Disordered eating and the meat-avoidance spectrum: a systematic review and clinical implications.
McLean CP, Kulkarni J, Sharp G
Eat Weight Disord 2022 Oct;27(7):2347-2375. Epub 2022 Jun 21 doi: 10.1007/s40519-022-01428-0. PMID: 35729472Free PMC Article
Associations between orthorexia, disordered eating, and obsessive-compulsive symptoms: A systematic review and meta-analysis.
Zagaria A, Vacca M, Cerolini S, Ballesio A, Lombardo C
Int J Eat Disord 2022 Mar;55(3):295-312. Epub 2021 Dec 18 doi: 10.1002/eat.23654. PMID: 34921564

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