Are You a Nail Biter? 7 Ways to Stop this Dangerous Habit

Although unsanitary, chronic nail biting (onychophagia) isn't likely to cause long-term nail damage. However, the passing of harmful bacteria from your mouth to your skin and vice versa may lead to serious infections. Nail biting typically begins in childhood and can continue through adulthood, and the side effects can be more than cosmetic. Repeated nail biting can make the skin around your nails feel sore, and it can damage the tissue that makes nails grow, resulting in abnormal-looking nails. Nails are formed within the nail bed — just beneath where the U-shaped cuticles begin. As long as the nail bed...