So, nail biting-kind of a cringe-worthy habit, but ultimately nbd, right? Not exactly. Turns out your unsightly nails aren't the worst of your problems. Nail-biting can actually lead to a few other ...

Select independently determines what we cover and recommend. When you buy through our links, we may earn a commission. Learn more. I’ve been biting my nails for as long as I can remember. It started ...