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Damaged cuticles, shortened and damaged nails, hangnails, bleeding, etc. Nail biting, also known as onychophagy or onychophagia, is an oral compulsive and unhygienic habit of biting one's fingernails. It is sometimes described as a parafunctional activity, the common use of the mouth for an activity other than speaking, eating, or drinking.
Mongolian spot is a congenital developmental condition—that is, one existing from birth—exclusively involving the skin. The blue colour is caused by melanocytes, melanin -containing cells, that are usually located in the surface of the skin (the epidermis ), but are in the deeper region (the dermis) in the location of the spot. [ 6]
Obscene gesture. An obscene gesture is a movement or position of the body, especially of the hands or arms, that is considered exceedingly offensive or vulgar in some particular cultures. Such gestures are often sexually suggestive .
OCD. Dermatophagia (from Ancient Greek δέρμα — lit. skin and φαγεία lit. 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.
Onychophagia, or nail biting, is a pretty common habit, affecting an estimated 20 to 30 percent of the population.
Autophagia. Not to be confused with Autophagy. Autophagia is the practice of biting/consuming one's body. It is a sub category of self-injurious behavior (SIB). [1] Commonly, it manifests in humans as nail biting and hair pulling. In rarer circumstances, it manifests as serious self mutilative behavior such as biting off one's fingers. [2]
Frostbite is a skin injury that occurs when someone is exposed to extremely low temperatures, causing the freezing of the skin or other tissues, [ 1] commonly affecting the fingers, toes, nose, ears, cheeks and chin areas. [ 6] Most often, frostbite occurs in the hands and feet. [ 7][ 8] The initial symptoms are typically a feeling of cold and ...
New research finds that one simple technique could help people break a nail biting habit. Here’s how it works, according to experts.