What casual scientific opening did allow to decide the problem of erectile disfunction? Is the size of penis how so important in sexual life? What is a cutting ceremony related to, in what his advantages and defects?On these and other questions Alexander Самуилович Сегал will answer is a doctor of medical sciences, андролог. He will help to understand an anatomy and physiology, all will tell about diseases, traumas and prophylaxis, will explain where myth, and where tested scientific data and will acquaint with interesting facts and historical phenomena that, how a penis appeared in world literature and fine art.