Are you are one of countless adults who would like to have a brighter smile? Perhaps your teeth are showing a yellowish tinge or simply do not look as white as you would like them to be. Whether the discoloration is due to the use of medication, from smoking or from consuming certain stain-causing foods, you may have considering teeth whitening. If over the counter methods such as at-home gels and toothpastes have failed to bring results, you might want to consider a dental procedure known as laser teeth whitening.