Using Chatbot Technology to Improve Brazilian Adolescents’ Body Image and Mental Health at Scale: Randomized Controlled Trial

Emily L Matheson   ¹ , PhD ;   Harriet G Smith   ¹ , MSc ;   Ana C S Amaral   ² , PhD ;   Juliana F F Meireles   ³ , PhD ;   Mireille C Almeida   ⁴ , MD, PhD ;   Jake Linardon   ⁵ , PhD ;   Matthew Fuller-Tyszkiewicz   ⁶ , PhD ;   Phillippa C Diedrichs   ¹ , PhD

¹ Centre for Appearance Research, University of the West of England, Bristol, United Kingdom

² Federal Institute of Education, Science and Technology of Southeast of Minas Gerais, Barbacena, Brazil

³ Department of Family and Community Medicine, School of Community Medicine, University of Oklahoma Health Science Center, Tulsa, OK, United States

⁴ Department of Psychiatry, Universidade Federal de São Paulo, São Paulo, Brazil

⁵ School of Psychology, Deakin University, Geelong, Victoria, Australia

⁶ Center for Social and Early Emotional Development, Deakin University, Burwood, Victoria, Australia