Even if you brush and floss your teeth thoroughly every day, you may notice your smile begins to lose its sparkle over time. Proper oral hygiene can go a long way to preventing stains, but things like aging, medications, coffee, tea and even some of your favorite foods can all contribute to tooth discoloration or yellowing.
If you've considered whitening your teeth, you may already know the professional teeth whitening cost can be high — much more expensive than at-home alternatives. But in-office teeth whitening (often called chairside bleaching) is one of the safest and most effective whitening methods there is. Here's how to decide whether your condition is worth the cost.