Almost everyone has some unsightly defect in their smile they would love to address, and today’s dentists offer a range of effective cosmetic treatments that can brighten, reshape, and repair troubled teeth. Porcelain veneers are one such treatment, and they can be an excellent way to address many dental defects and completely transform a smile with a single procedure. Here’s a quick look at how porcelain veneers work and how many you may need to achieve your goals.