Improving your smile with the help of cosmetic dentistry can be a life-changing decision. This elective branch of dentistry can not only change the appearance of your teeth, but it can also help boost your confidence and self-esteem. But before you go booking that appointment for veneers or whitening, it’s important to make sure you’re treating a healthy mouth. Here’s why your smile should be free of dental problems before any cosmetic dentistry treatment can begin.