biostudies-literatureVacca MItalian Department for Family Policies under the Presidency of the Council of Ministers1208https://www.ebi.ac.uk/biostudies/studies/S-EPMC12468586biostudies-literatureUnknown12(9)<h4>Background/objectives</h4>Weight-based stigma represents a pervasive psychosocial challenge affecting youth worldwide, with significant implications for mental and physical health. Although school-based interventions have been suggested as effective strategies to reduce weight bias, evidence regarding their content and efficacy in real-world educational contexts remains limited. The present study aimed to evaluate the effectiveness of a school-based intervention designed to reduce internalized weight stigma among Italian adolescents.<h4>Methods</h4>A total of 539 secondary school students (Mage = 15.91 years; SD = 1.38; 51.5% males) from 10 schools in Italy were randomly assigned to either an intervention group (61.2%, <i>n</i> = 330) receiving the program or a minimal intervention conChildren (Basel, Switzerland)A School-Based Intervention Program to Reduce Weight Stigma in Adolescents.PMC12468586CUP B85F21003150001Mocini ECerolini SZegretti AZagaria AVacca MLombardo CfalseA School-Based Intervention Program to Reduce Weight Stigma in Adolescents.<h4>Background/objectives</h4>Weight-based stigma represents a pervasive psychosocial challenge affecting youth worldwide, with significant implications for mental and physical health. Although school-based interventions have been suggested as effective strategies to reduce weight bias, evidence regarding their content and efficacy in real-world educational contexts remains limited. The present study aimed to evaluate the effectiveness of a school-based intervention designed to reduce internalized weight stigma among Italian adolescents.<h4>Methods</h4>A total of 539 secondary school students (Mage = 15.91 years; SD = 1.38; 51.5% males) from 10 schools in Italy were randomly assigned to either an intervention group (61.2%, <i>n</i> = 330) receiving the program or a minimal intervention con2025-01-01T00:00:00Z2025 Sep2026-05-02T03:19:04.012Z2026-05-02T03:11:32.01ZS-EPMC124685864100707910.3390/children12091208