NAIL BITING Nail Biting – Can Science Help Us Quit? “Do you have any habits like nail/pen/pencil/cheek/lip biting, resting your head on your hand, or habitual gum chewing?” Researching and writing this nail biting article made my eyes go a little cross-eyed. Let me correct that—A LOT cross-eyed. In this article, we are going to take …