A Consensus Document On Defnition And Diagnostic Criteria For Orthorexia Nervosa (PDF)
Since the term orthorexia nervosa (ON) was coined from the Greek (ὀρθός, right and ὄρεξις, appetite) in 1997 to describe an obsession with “correct” eating, it has been used worldwide without a consistent definition. Although multiple authors have proposed diagnostic criteria, and many theoretical papers have been published, no consensus definition of ON exists, empirical primary evidence is limited, and ON is not a standardized diagnosis (Download PDF) View at NIH.gov.
Journal of Critical Dietetics (PDF) – A survey of Registered Dietitian Nutritionists who provide
care to clients with eating disorders: Implications for education, training and clinical practice. (Download PDF)