Add Yahoo as a preferred source to see more of our stories on Google. Gabby Swierzewski has been a nail-biter for as long as she can remember. The habit began in childhood and followed her through ...

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 ...

Gabby Swierzewski has been a nail-biter for as long as she can remember. The habit began in childhood and followed her through adulthood, rarely causing more than the occasional sore finger or ...