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OCD. Dermatophagia (from Ancient Greek δέρμα — lit.skin and φαγείαlit.eating) or dermatodaxia (from δήξις, lit.biting) [3] is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers. This action can either be conscious or unconscious [4] and it is considered to be a type of pica.
Human skin color. Extended Coloured ( Afrikaans: Kleurlinge or Bruinmense) family from South Africa showing some spectrum of human skin coloration. Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among individuals is caused by variation in pigmentation, which is the result of genetics (inherited ...
Identifying human races in terms of skin colour, at least as one among several physiological characteristics, has been common since antiquity.Such divisions appeared in rabbinical literature and in early modern scholarship, usually dividing humankind into four or five categories, with colour-based labels: red, yellow, black, white, and sometimes brown.
Fitzpatrick scale. The Fitzpatrick scale (also Fitzpatrick skin typing test; or Fitzpatrick phototyping scale) is a numerical classification schema for human skin color. It was developed in 1975 by American dermatologist Thomas B. Fitzpatrick as a way to estimate the response of different types of skin to ultraviolet (UV) light. [2] It was ...
Specialty. Dermatology. Psychiatry. Excoriation disorder, more commonly known as dermatillomania, is a mental disorder on the obsessive–compulsive spectrum that is characterized by the repeated urge or impulse to pick at one's own skin, to the extent that either psychological or physical damage is caused. [4] [5]
e. Researchers have investigated the relationship between race and genetics as part of efforts to understand how biology may or may not contribute to human racial categorization. Today, the consensus among scientists is that race is a social construct, and that using it as a proxy for genetic differences among populations is misleading.
Discrimination. Discrimination based on skin tone, also known as colorism or shadeism, is a form of prejudice and discrimination in which people of certain ethnic groups, or people who are perceived as belonging to a darker-skinned racial group, are treated differently based on their darker skin tone. [1] [2] Colorism focuses on how racism is ...
Media portrayals of brown people[edit] In the United States, mainstream media has sometimes referenced brown as a racial classification that is a threat to white America and the idea of 'America' in general. [33] This has been done through rhetoric of a "brown tide" that is changing the demographic landscape of the United States, often with an ...