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After some time, the repeated biting leaves the skin discolored and bloody. People with dermatophagia chew their skin out of compulsion, and can do so on a variety of places on their body. [ 8 ] Those with dermatophagia typically chew the skin surrounding their fingernails and joints.
Biting nails can lead to broken skin on the cuticle. When cuticles are improperly removed, they are susceptible to microbial and viral infections such as paronychia. Saliva may then redden and infect the skin. [2] [4] In rare cases, fingernails may become severely deformed after years of nail biting due to the destruction of the nail bed. [2] [5]
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 excoriation disorder .
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: ...
For people who can’t stop biting their nails or picking at their skin, a new study suggests that a simple technique could help. Body-focused repetitive behaviors — compulsively pulling or ...
This research may offer relief for people with repetitive body-focused behaviors — such as skin picking and hair pulling — that can affect their mental health.
They appear as thickened, fissured cauliflower-like skin around the nail plate. Periungual warts often cause loss of the cuticle and paronychia. Nail biting increases susceptibility to these warts. [1] Warts of this kind often cause damage to the nail either by lifting the nail from the skin or causing the nail to partially detach.
A 20-year-old Australian woman has to have her thumb amputated after her nail biting habit causes a rare form of skin cancer.