I gave myself electric shocks to quit biting my nails — it didn't work


I’ve been trying to quit biting my nails forever, but all techniques have failed. If I apply nail polish, I leave my nails alone but I bite my cuticles. Then when I remove the nail polish, I’m back to square one and the nail biting resumes instantly. I even tried that bitter-tasting nail polish that’s supposed to keep you from putting your fingers in your mouth. A waste of money.

Believe me, I want to quit. I find nail biting disgusting, especially because I live in New York City, where the bubonic plague was found on the subway. All this is to say that I was beyond excited when I read a positive New York Times review of a wearable device that claims to break bad habits, including nail biting. I decided to try it right away, even though...

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