To better understand the complex motivations involved with UV light (UVL) tanning behavior.Design: Two written instruments, the CAGE (Cut down, Annoyed, Guilty, Eye-opener) Questionnaire, used to screen for alcohol abuse or dependence, and the American Psychiatric Association Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR) criteria for substance-related disorders, were modified to evaluate subjects for a substance-related disorder involving UVL tanning.