How to stop biting nails ? - Harmless Nail Biting Habits That Can Cause Cancer

How to Stop Biting Your Nails. Nail biting is a bad habit that can make your hands look unsightly. It can also permanently damage your nails, teeth, or gums. Nail biting typically begins in childhood and can continue through adulthood, and the side effects can be more than cosmetic. There are many theories why nail biting is common, but this may actually be harmful to you beyond the emotional effects. Get tips for understanding your child's nail chewing and how to help kids break the nail-biting habit. How to Stop Biting Your Nails. Nail biting is a bad habit that can make your hands look unsightly. It can also permanently damage your nails.