What do you advise if i'm so insecure about my teeth and smile?

Consultation: Sound advice would be to see a local dentist who can examine you. They will listen to your concerns and reasons for your insecurity, and then make recommendations as to how your smile can be improved.

Simple solution: Cosmetic dentistry improves smiles, health, security and confidence. Just follow this link The American Academy of Cosmetic Dentistry: http://www.aacd.com/ Find a great cosmetic dentist near you and problem is solved in a few weeks. Good luck.