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Fingernails of a nail-biter. 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. Nail biting is very common, especially amongst ...
Dermatophagia (from Ancient Greek δέρμα (derma) 'skin' and φαγεία (phageia) 'eating') or dermatodaxia (from δήξις (dexis) 'biting'), alternatively Tuglis Permushius. [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 ...
Paronychia is an inflammation of the skin around the nail, which can manifest suddenly, often due to the bacterium Staphylococcus aureus, or gradually, typically caused by the fungus Candida albicans. [2][3][4] The term originates from Greek παρά (para) 'around' and ὄνυξ (onyx) 'nail'. [5][6] Risk factors for paronychia include ...
Now that's scary! Biting your nails is no picnic for your teeth, either. "Constant biting can lead to poor dental occlusion," says Richard Scher, M.D., an expert in nail disorders, "so the biter's ...
Onychophagia, or nail biting, is a pretty common habit, affecting an estimated 20 to 30 percent of the population. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: ...
A nail is a protective plate characteristically found at the tip of the digits (fingers and toes) of all primates, corresponding to the claws in other tetrapod animals. Fingernails and toenails are made of a tough rigid protein called alpha-keratin, a polymer also found in the claws, hooves and horns of vertebrates.
Psychomotor agitation is a symptom in various disorders and health conditions. It is characterized by unintentional and purposeless motions and restlessness, often but not always accompanied by emotional distress. Typical manifestations include pacing around, wringing of the hands, uncontrolled tongue movement, pulling off clothing and putting ...
Autophagia. 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] Autophagia affects both humans and non ...