Is Nail Biting A Symptom Of ADHD?

Is Nail Biting A Symptom Of ADHD? For most people, nail biting is automatic: You do it without thinking about it. While it can occur without any underlying psychiatric conditions, it’s also associated with attention deficit hyperactivity disorder (ADHD), separation anxiety, tic disorder, and other mental health problems. Are nail biters intelligent? Nail biters are