The Relationship Between Body Mass Index and the Severity of Acne Vulgaris in Outpatients at the URJ Dermatology and Venereology Clinic, Dr. Soetomo General Hospital, Surabaya, January 2023-July 2024 Fairuz Hazna Gusmananta Putri1, Trisniartami Setyaningrum2*, Widati Fatmaningrum3 Abstract Background: Acne vulgaris, as one of the most common skin problems in