Martina Kurz|Jenny Rosendahl|Johanna Rodeck|Julia Muehleck|Uwe Berger
School-Based Interventions Improve Body Image and Media Literacy in Youth: A Systematic Review and Meta-Analysis
Friedrich Schiller University Jena|Friedrich Schiller University Jena|Friedrich Schiller University Jena|Friedrich Schiller University Jena|Friedrich Schiller University Jena
abstract body ideals conveyed media body comparisons often result body dissatisfaction cause risky health behaviours eating disorders especially adolescents conducted metaanalytic review existing schoolbased interventions designed enhance media literacy order reduce body dissatisfaction promote positive body image included controlled trials examining children adolescents grade five nine age 1015 years manual search comprehensive literature search using psycinfo medline web science central computed average weighted effect sizes hedges g help random effects model identified seventeen different programme evaluations 7392 participants found significantly larger effect positive body image media literacy intervention compared control groups however heterogeneity substantial outcomes results suggest media literacy interventions potential improve media literacy reduce body dissatisfaction interventions worked principle induction cognitive dissonance effective