Over time the appearance of our teeth can become dull and even stained. Many things can be the main causes such as smoking. But teeth can also become darkened by drinking beverages such as coffee, tea or red wine as well. No matter what we all like to smile, but sometimes we hold back because of embarrassment about our darkened teeth. One of the most commonly requested cosmetic dentistry procedure in New Jersey is teeth whitening. Why? Because we do not want to be embarrassed when we smile. We can make an appointment with a cosmetic dentist to have our teeth whitened. After the treatment we will still need to practice certain habits in order to keep our smiles white. Here are some ways of obtaining and keeping a whiter smile.