Movie: Nails

Your nails aren't just there to look pretty. Watch this nails video to find out how nails grow and why you shouldn't bite them!

Note: All information on KidsHealth® is for educational purposes only. For specific medical advice, diagnoses, and treatment, consult your doctor.

Images provided by The Nemours Foundation, iStock, Getty Images, Veer, Shutterstock, and Clipart.com.