Acne vulgaris (AV) is a chronic inflammation of the pilosebaceous that commonly in adolescents. This condition can be influenced by various intrinsic and extrinsic factors. The aim of this study was to analyze the relationship between gender, family history, stress level, sleep quality, and body mass index (BMI) with AV. Cross-sectional study at Senior High School 3 in Palembang. A total of 188…