The book gives the basic concepts of general sexology, and also covers the main issues of male and female sexopathology, sexopathology of children and adolescents; Particular attention is paid to the issues of substantiating a sexological diagnosis and differential diagnosis for various nosological forms. The abundance of clinical observations made by the authors over many years of practice makes the book interesting and easy to read. This book will undoubtedly benefit aspiring doctors who have chosen to specialize in sexology. Also, the proposed publication can be recommended for students of medical universities, for students of psychological and pedagogical faculties. However, the ease of presentation definitely makes the book valuable for those who are simply interested in issues of sexopathology. The authors will gratefully accept any recommendations, personal observations, comments and criticism from readers by email: [email protected]