onychophagia
Your Compulsive Nail Biting Might Mean You're a Perfectionist
Still, stop. It's like licking every surface you touch.
Inside the Nightmarish Body Habit Disorders That Affect 'One in 50 People'
Roughly 146 million people suffer from at least one body-focused repetitive behavior, such as obsessive skin picking or hair pulling. Why isn't more treatment available?
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