Frequently asked questions about nail biting

What are the causes of nail biting?

What is nail biting anyway?

Can I use Raylex before I put my contact lenses?

Can Raylex be used by pregnant women?

How do I open the Raylex pen correctly?

Can I use Raylex to prevent/unlearn thumb sucking habit?

Can I use Raylex longer than 18 days?

Are people addicted to nail biting?

What is the best way to stop nail biting?

What are the main reasons for stopping nail biting?