Cognitive-Behavioral Therapy for Weight-related Bullying (Online Treatment)

Inclusion Criteria: To be included, adolescents must: 1. Be in the age range ≥11 years old and ≤17 years old; 2. Report experiencing weight-related bullying 3. Report current distress about weight-related bullying 4. Be otherwise-healthy youth (i.e., no uncontrolled or serious medical conditions); 5. Read, comprehend, and write English at a sufficient level to complete study-related materials; 6. Located in the United States and available for participation in the study for 3 months. Exclusion Criteria: Prospective participants will be excluded if the adolescent: 1. Has a medical or psychiatric condition that would require hospitalization or intensive care (e.g., severe anorexia, neurological disorder, psychotic disorders, suicidality); 2. Has uncontrolled medical condition(s) (e.g., uncontrolled diabetes or hypertension); 3. Is pregnant or breastfeeding; 4. Is taking medication(s) or participating in treatment(s) that could influence weight or appetite; 5. Is engaged in concurrent treatments that focus on trauma-related stress; 6. Began taking hormonal contraceptives less than 3 months prior; 7. Has a developmental or cognitive disorder (e.g., autism spectrum disorder); 8. Has avoidant/restrictive food intake disorder; or 9. Is participating in another clinical research study.