All articles starting with B
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Body camera
A body camera, or body-worn camera (BWC), is a small video and audio recording device worn on the chest or head by police officers to record interactions with the public.
Body cavity
Body cavity: the fluid-filled internal spaces of animals, including the coelom (mesoderm-lined cavity) and the human dorsal and ventral cavities (cranial, spinal, thoracic, abdominopelvic) with their serous membranes and embryonic origin.
Body composition
Body composition: measurement of the body's fat mass, fat-free mass, water, and mineral components. Covers two- and four-compartment models and methods including DXA, BIA, underwater weighing, and isotope dilution.
Body Constitution
Body constitution is a medical concept covering a person's whole physical makeup: metabolic processes, reactions to stimuli, disease resistance, and predispositions studied in physical examination.
Body Contouring
Body contouring, or body sculpting, covers surgical and non-surgical procedures that reshape the body by removing excess skin and fat after major weight loss; it spans abdominoplasty, liposuction, and FDA-regulated cold, heat, light, ultrasound, and magnetic devices.
Body count
Body count: a verified, case-by-case tally of deaths in armed conflict, as opposed to statistical estimation. Covers recording methods, Syria tolls from 191,369 documented to 656,493 estimated, and why counts disagree.
Body Count (band)
Body Count is an American metal band formed in 1990 in Los Angeles by rapper Ice-T and guitarist Ernie C, known as crossover thrash rather than rap metal. Famous for the 1992 "Cop Killer" controversy, it has released eight albums, most recently Merciless (2024).
Body Double
Body Double (1984) is Brian De Palma's erotic thriller starring Craig Wasson and Melanie Griffith, a Hitchcock homage about voyeurism, murder, and the LA porn industry; a Columbia Pictures release that flopped at the box office but became a genre template.
Body doubling
Body doubling: working on a task in the presence of another person (the body double), a focus strategy popularized in ADHD communities. Coined by Linda Anderson in 1996; no clinical trials exist, only HCI survey and VR studies.
Body dysmorphic disorder
Body dysmorphic disorder (BDD, dysmorphophobia) is a psychiatric disorder involving distressing preoccupation with perceived appearance flaws, classified with OCD in DSM-5 and ICD-11 (6B21); pooled prevalence 11.3% in clinical settings, high suicidality, treated with CBT/ERP and SSRIs.
Body effect
The body effect is the increase in a MOSFET's threshold voltage when its source sits above its body potential, making the body act as a second gate.
Body farm
Body farm: outdoor forensic research facility where donated human bodies decompose under controlled conditions to study time since death. Original is the University of Tennessee's Anthropological Research Facility, founded by William Bass; nickname from Patricia Cornwell's 1994 novel.
Body Fat Distribution
Body fat distribution, also called body fat patterning, is the regional pattern of adipose tissue deposits. Android (abdominal) fat carries higher cardiometabolic risk than gynoid (hip-thigh) fat; measured by WC, WHR, WHtR, and imaging.
Body fat percentage
Body fat percentage: proportion of body mass that is fat, distinct from BMI. Measured by DEXA, ADP, hydrostatic weighing, BIA, skinfolds; field methods err 3–9 points; healthy ranges differ by sex and age.
Body fluid
Body fluid: all water-based liquids in the body, in intracellular (about two-thirds) and extracellular (interstitial, plasma, transcellular) compartments; humans are 50-60% water as adults, regulated by osmosis and sodium balance.
Body for Life
Body for Life: 12-week diet and exercise program by Bill Phillips, popularized by his 1999 HarperCollins book and the EAS Body for Life Challenge photo contest; six meals a day, six weekly workouts, and a free day distinguish it from other fitness plans.
Body hair
Body hair: hair from follicles covering nearly all human skin except lips, palms, and soles. Types are lanugo, vellus, and androgen-driven terminal hair; about 5 million follicles; excess growth is hirsutism or hypertrichosis.
Body Heat
Body Heat (1981) is Lawrence Kasdan's neo-noir directorial debut, starring William Hurt and Kathleen Turner as lovers plotting a murder in steamy South Florida, modeled on Double Indemnity and a key 1980s erotic thriller.
Body High Tour
Body High Tour: FKA twigs' 2026 world tour supporting EUSEXUA and EUSEXUA Afterglow, announced December 1, 2025; ran March 14 Miami to June 12 Berlin, with MSG, O2, and Coachella dates.
Body horror
Body horror is a horror subgenre centered on bodily mutation, decay, and loss of control, coined by Philip Brophy in 1983, pioneered by David Cronenberg, and revived by films like The Substance (2024).
Body image
Body image: a person's thoughts, perceptions, feelings, and behaviors about their own physical appearance. Covers negative body image, prevalence, eating disorder links, social media effects, and media literacy interventions.
Body integrity dysphoria
Body integrity dysphoria (BID), formerly apotemnophilia, BIID, or xenomelia, is an ICD-11 (6C21) condition of persistent desire to acquire a disability such as limb amputation, with onset by early adolescence and parietal and premotor brain correlates.
Body Jacobian
The body Jacobian, J_b, maps an open-chain robot's joint velocities to the end-effector twist in the end-effector frame, and its columns are the joint screw axes.
Body language
Body language, or kinesics, is communication through facial expressions, gestures, posture, and gait. Traced to Darwin (1872); not a true language, cues are context-dependent, culturally variable, and poor lie detectors (54% accuracy).
Body louse
Body louse (Pediculus humanus humanus), clothing-dwelling human ectoparasite and subspecies of the head-and-body louse; vectors epidemic typhus, trench fever, and relapsing fever; treated by hygiene and clean clothes.
Body mass index
Body mass index (BMI), weight in kilograms divided by height in meters squared, is a low-cost screening measure categorizing adults (obesity at 30.0+) and children (95th percentile), with known limits in distinguishing fat from muscle and a 2025 Lancet Commission redefinition effort.
Body odor
Body odor (body odour, BO): smell from skin bacteria metabolizing sweat and apocrine secretions into volatiles like 3M3SH; begins at puberty, varies with ABCC11 genetics, diet, age, and disease.
Body odour and sexual attraction
Body odour and sexual attraction: the MHC/HLA "sweaty T-shirt" mate-choice hypothesis, fertility scent cues, and human pheromone claims. Wedekind's 1995 study reported MHC-dissimilarity preferences, but 2020 meta-analyses find no overall effect.
Body of European Regulators for Electronic Communications
The Body of European Regulators for Electronic Communications (BEREC) is the EU body that coordinates national telecom regulators, established in 2009 and known for its net neutrality guidelines.
Body of Evidence (1993 film)
Body of Evidence is a 1993 erotic thriller directed by Uli Edel and starring Madonna as an art-gallery owner tried for murdering her wealthy lover, with Willem Dafoe.