Nail biting is even worse than you think
A guide to understanding and stopping nail-biting
HEALTH Bad habits
Nail-biting, also known as onychophagia, is a compulsive habit of biting the fingernails. In the United States alone, it's believed that up to 30% of individuals do it. The habit often starts in childhood; nail-biting is triggered by stress, anxiety, boredom, or even perfectionism. And while it may seem harmless, the habit can lead to physical issues like infections, dental problems, and nail damage, as well as social embarrassment. Click through this gallery to find out the causes of nail-biting, and a variety of strategies that can help you kick the habit for good.