Although many people bite their nails occasionally, repeated and compulsive nail-biting can cause long-lasting harm.

I bite my fingernails. It’s something I’ve done my entire life. I’ve been able to quit for periods of time, and at other times it seemed like I always had a finger in my mouth, biting my nails to the ...

Dear Heloise: I was reading the letter from the lady who is very upset with the state of her nails due to her lifelong nail-biting. I was a nail-biter for a little over 50 years, until my wife ...

Nail biting is a common habit that’s difficult to break. New research finds that certain repetitive movements may help. Researchers say this trick may be effective for breaking a nail biting habit, ...

Your nails might look clean, but the space beneath them is a tiny ecosystem—one that collects more bacteria than most people ...

Nail biters want to know. Nail biters want to know. Credit...Elizabeth Renstrom for The New York Times Supported by By Jennifer Hussein No matter your algorithmic preferences, if you’re scrolling ...