Acne vulgaris is due to chronic inflammation disease of the pilosebaceous unit charactherized by comedone, papule, pustule, nodul and cyst which is always happen on teenager or early 20-30 decade. One of the risk factor of Acne vulgaris is stress. The purpose of this study is to determine association between stress level and Acne vulgaris severity in students of the Faculty Of Medicine, Univers…