Concern about appearance on Instagram and Facebook: Measurement and links with eating disorders

Appearance-related use of Social Networks (SNs) exhibits a clear relationship with the risk eating disorders (ED). To determine which components appearance-related are most important for detection and prediction ED, it is necessary to measure concern about appearance on SNs in detail. The two main objectives this study develop validate Concern scale (CONAPP), analyze relationships between ED. A total 576 Spanish women over 18 years old, an average age 28.88 (SD = 11.14), participated online survey. We evaluated most-commonly used (Facebook Instagram), SNs, attitudes (the latter through Eating Attitudes Test-26). psychometric properties CONAPP questionnaire were excellent. Strong positive correlations found pattern differed users Facebook Instagram. Instagram younger, demonstrated higher EDs scores questionnaire. implications results prevention ED discussed.