Paraphilias: Disorders that include recurrent, intense sexually arousing fantasies, sexual urges, or behaviors generally involving nonhuman objects, suffering of oneself or partners, or children or other nonconsenting partners. (from DSM-IV, 1994)Weight Loss: Decrease in existing BODY WEIGHT.Overweight: A status with BODY WEIGHT that is above certain standard of acceptable or desirable weight. In the scale of BODY MASS INDEX, overweight is defined as having a BMI of 25.0-29.9 kg/m2. Overweight may or may not be due to increases in body fat (ADIPOSE TISSUE), hence overweight does not equal "over fat".Body Weight: The mass or quantity of heaviness of an individual. It is expressed by units of pounds or kilograms.Obesity: A status with BODY WEIGHT that is grossly above the acceptable or desirable weight, usually due to accumulation of excess FATS in the body. The standards may vary with age, sex, genetic or cultural background. In the BODY MASS INDEX, a BMI greater than 30.0 kg/m2 is considered obese, and a BMI greater than 40.0 kg/m2 is considered morbidly obese (MORBID OBESITY).Diet, Reducing: A diet designed to cause an individual to lose weight.African Americans: Persons living in the United States having origins in any of the black groups of Africa.Voyeurism: A paraphilia characterized by repetitive looking at unsuspecting people, usually strangers, who are either naked, in the act of disrobing, or engaging in sexual activity, as the method for achieving sexual excitement.Clinical Laboratory Techniques: Techniques used to carry out clinical investigative procedures in the diagnosis and therapy of disease.Exhibitionism: A disorder in which fantasies about or the act of exposing the genitals to an unsuspecting stranger produces sexual excitement with no attempt at further sexual activity with the stranger.Fetishism (Psychiatric): A condition in which inanimate objects are utilized as a preferred or exclusive method of stimulating erotic arousal.Transvestism: Disorder characterized by recurrent, intense sexually arousing fantasies, sexual urges, or behaviors involving cross-dressing in a heterosexual male. The fantasies, urges, or behaviors cause clinically significant distress or impairment in social, occupational or other areas of functioning. (from APA, DSM-IV, 1994)Sexology: This discipline concerns the study of SEXUALITY, and the application of sexual knowledge such as sexual attitudes, psychology, and SEXUAL BEHAVIOR. Scope of application generally includes educational (SEX EDUCATION), clinical (SEX COUNSELING), and other settings.Dictionaries, MedicalPedophilia: A sexual disorder occurring in a person 16 years or older and that is recurrent with intense sexually arousing fantasies, sexual urges, or behaviors involving sexual activity with a prepubescent child (generally age 13 or younger). (from APA, DSM-IV, 1994).Dictionaries as Topic: Lists of words, usually in alphabetical order, giving information about form, pronunciation, etymology, grammar, and meaning.Dictionaries, ChemicalTerminology as Topic: The terms, expressions, designations, or symbols used in a particular science, discipline, or specialized subject area.Enema: A solution or compound that is introduced into the RECTUM with the purpose of cleansing the COLON or for diagnostic procedures.Aphrodisiacs: Chemical agents or odors that stimulate sexual desires. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)Sexual Dysfunction, Physiological: Physiological disturbances in normal sexual performance in either the male or the female.Erotica: Literary or artistic items having an erotic theme. It refers especially to books treating sexual love in a sensuous or voluptuous manner. (Webster, 3d ed)Fantasy: An imagined sequence of events or mental images, e.g., daydreams.Psychoanalytic Theory: Conceptual system developed by Freud and his followers in which unconscious motivations are considered to shape normal and abnormal personality development and behavior.BooksNeurons: The basic cellular units of nervous tissue. Each neuron consists of a body, an axon, and dendrites. Their purpose is to receive, conduct, and transmit impulses in the NERVOUS SYSTEM.Risk Factors: An aspect of personal behavior or lifestyle, environmental exposure, or inborn or inherited characteristic, which, on the basis of epidemiologic evidence, is known to be associated with a health-related condition considered important to prevent.History, 20th Century: Time period from 1901 through 2000 of the common era.Frontal Lobe: The part of the cerebral hemisphere anterior to the central sulcus, and anterior and superior to the lateral sulcus.Mental Disorders: Psychiatric illness or diseases manifested by breakdowns in the adaptational process expressed primarily as abnormalities of thought, feeling, and behavior producing either distress or impairment of function.Emotions: Those affective states which can be experienced and have arousing and motivational properties.Homicide: The killing of one person by another.Sexual Behavior: Sexual activities of humans.Muscidae: A family of the order DIPTERA with over 700 species. Important species that may be mechanical vectors of disease include Musca domesticus (HOUSEFLIES), Musca autumnalis (face fly), Stomoxys calcitrans (stable fly), Haematobia irritans (horn fly) and Fannia spp.Forensic Sciences: Disciplines that apply sciences to law. Forensic sciences include a wide range of disciplines, such as FORENSIC TOXICOLOGY; FORENSIC ANTHROPOLOGY; FORENSIC MEDICINE; FORENSIC DENTISTRY; and others.Blogging: Using an INTERNET based personal journal which may consist of reflections, comments, and often hyperlinks.Politics: Activities concerned with governmental policies, functions, etc.Libido: The psychic drive or energy associated with sexual instinct in the broad sense (pleasure and love-object seeking). It may also connote the psychic energy associated with instincts in general that motivate behavior.Infertility, Male: The inability of the male to effect FERTILIZATION of an OVUM after a specified period of unprotected intercourse. Male sterility is permanent infertility.Infertility: Inability to reproduce after a specified period of unprotected intercourse. Reproductive sterility is permanent infertility.Infertility, Female: Diminished or absent ability of a female to achieve conception.Azoospermia: A condition of having no sperm present in the ejaculate (SEMEN).Spermatogenesis: The process of germ cell development in the male from the primordial germ cells, through SPERMATOGONIA; SPERMATOCYTES; SPERMATIDS; to the mature haploid SPERMATOZOA.Oligospermia: A condition of suboptimal concentration of SPERMATOZOA in the ejaculated SEMEN to ensure successful FERTILIZATION of an OVUM. In humans, oligospermia is defined as a sperm count below 20 million per milliliter semen.Spermatozoa: Mature male germ cells derived from SPERMATIDS. As spermatids move toward the lumen of the SEMINIFEROUS TUBULES, they undergo extensive structural changes including the loss of cytoplasm, condensation of CHROMATIN into the SPERM HEAD, formation of the ACROSOME cap, the SPERM MIDPIECE and the SPERM TAIL that provides motility.Textbooks as Topic: Books used in the study of a subject that contain a systematic presentation of the principles and vocabulary of a subject.Psychiatry: The medical science that deals with the origin, diagnosis, prevention, and treatment of mental disorders.Biological Psychiatry: An interdisciplinary science concerned with studies of the biological bases of behavior - biochemical, genetic, physiological, and neurological - and applying these to the understanding and treatment of mental illness.Child Psychiatry: The medical science that deals with the origin, diagnosis, prevention, and treatment of mental disorders in children.TextbooksConsensus Development Conferences as Topic: Presentations of summary statements representing the majority agreement of physicians, scientists, and other professionals convening for the purpose of reaching a consensus--often with findings and recommendations--on a subject of interest. The Conference, consisting of participants representing the scientific and lay viewpoints, is a significant means of evaluating current medical thought and reflects the latest advances in research for the respective field being addressed.Forensic Psychiatry: Psychiatry in its legal aspects. This includes criminology, penology, commitment of mentally ill, the psychiatrist's role in compensation cases, the problems of releasing information to the court, and of expert testimony.