SEXOLOGY: Sexology is a Scientific Study of Human Sexuality, including sexual interest behavior and functions. It also includes sexual development and the development of sexual relationships. Researchers apply tools from several fields like Biology, Medicine, Psychology, Statistics, Epidemiology, Sociology, Anthropology, and criminology. Sex: Sex refers to biological and physiological characteristics that define males and females. Sex is also used to mean sexual activity. GENDER: Gender refers to socially constructed roles, behavior, activities, and attributes that a given society considers appropriate for men and women as masculine and feminine. GENDER IDENTITY: Gender Identity is an individual's private and personal perception of being male or female. GENDER ROLE: Gender role is an individual's outward expression of maleness or femaleness in social settings. SEXUALITY: Sexuality in thinking, feeling, and Behavior as a man or Woman regarding sex. It is a dimension of the personality of an individual concerning sex. SEXUAL ORIENTATION: is own choice. Preference for sexual partners of the same sex (Homosexual), of the opposite sex (heterosexual), or of either sex (Bisexual). LOVE MAP: A love map is a mental pattern expressed in every individual's sex-erotic fantasy and practice. It is developed before the age of eight and is executed after puberty. Children get their love map by engaging in sexual rehearsal play. When the play is not interfered with by parents and teachers, the love map develops heterosexual. SEXUAL HEALTH: Sexual health is a state of physical, mental, and social well-being about Sexuality. It requires a positive and respectful approach to sexuality and sexual relationships and the possibility of having pleasurable and safe sexual experiences, free from coercion, discrimination, and violence.