The aim of this book is to focus on the Acnes. Acne is among the most common skin condition worldwide. Despite this fact, accurate information about acne is scarce. Myths about acne are as common as the skin problem. It is essential that all medical practitioners know about acne. This book consists of 7 chapters, which include introduction, etiopathogenesis of Acne, clinical features of Acne, types and variants of acne, course and complications of Acne, assessment and investigation, and treatment of Acne. This book is a helpful tool, not only for the student who needs an expert source of basic knowledge in the different forms of acne, but also for the pressured practitioner who needs a clear, concise, and balanced distillation of the best information on which to base daily clinical decisions.