I try to post articles about actual client concerns. This is a common one. Replace the nail-biting habit with a good habit. When you feel like biting your nails, try playing with a stress ball or silly putty instead. This will help keep your hands busy and away from your mouth.
— Read on http://www.aad.org/public/everyday-care/nail-care-secrets/basics/stop-biting-nails
Preston Trail Counseling 