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Dermatophagia (from Ancient Greek δέρμα — lit. skin and φαγεία lit. eating) or dermatodaxia (from δήξις, lit. biting) is a compulsion disorder of gnawing or biting one's own skin, most commonly at the fingers.
It is not the same as onychophagia, where the nails are bitten or chewed, or dermatillomania, where skin is bitten or scratched. Onychotillomania can be categorized as a body-focused repetitive behavior in the DSM-5 and is a form of skin picking, also known as excorciation disorder.
Emojipedia is an emoji reference website which documents the meaning and common usage of emoji characters in the Unicode Standard. Most commonly described as an emoji encyclopedia or emoji dictionary, Emojipedia also publishes articles and provides tools for tracking new emoji characters, design changes and usage trends.
Since then, the executive body behind all our emoji (and a million other characters) has extended skin tone support to a bunch more emoji, including at least a dozen hand gestures.
Beginning in the second year of life, a particularly striking feature of LNS is self-mutilating behaviors, characterized by lip and finger biting. Neurological symptoms include facial grimacing, involuntary writhing, and repetitive movements of the arms and legs similar to those seen in Huntington's disease .
The most common way to pick is to use the fingers although a significant minority of people use tools such as tweezers or needles. Skin picking often occurs as a result of some other triggering cause. Some common triggers are feeling or examining irregularities on the skin, and feeling anxiety or other negative feelings.
The Miscellaneous Symbols and Pictographs contains a set of "Emoji modifiers" which are modifier characters intended to represent skin colour based on the Fitzpatrick scale (but conflating the two lightest skin types into one category):
Facial expressions are vital to social communication between humans. They are caused by the movement of muscles that connect to the skin and fascia in the face. These muscles move the skin, creating lines and folds and causing the movement of facial features, such as the mouth and eyebrows.
Herpetic whitlow. A herpetic whitlow is a herpes lesion ( whitlow ), typically on a finger or thumb, caused by the herpes simplex virus (HSV). Occasionally infection occurs on the toes or on the nail cuticle. Herpes whitlow can be caused by infection by HSV-1 or HSV-2. [1]
Premastication, pre-chewing, or kiss feeding is the act of chewing food for the purpose of physically breaking it down in order to feed another that is incapable of masticating the food by themselves.