Cosmetic dentistry is generally used to refer to any dental work that improves the appearance (though not necessarily the functionality) of teeth, gums and /or bite. It primarily focuses on improvement in dental aesthetics in color, position, shape, size, alignment and overall smile appearance. Cosmetic dentistry is generally used to refer to any dental work that improves the appearance (though not necessarily the functionality) of teeth, gums and/or bite. It primarily focuses on improvement in dental aesthetics in color, position, shape, size, alignment and overall smile appearance.Many dentists refer to themselves as "cosmetic dentists" regardless of their specific education, specialty, training, and experience in this field. This has been considered unethical with a predominant objective of marketing to patients.The American Dental Association does not recognize cosmetic dentistry as a formal specialty area of dentistry.However, there are still dentists that promote themselves as cosmetic dentists. Whitening, or "tooth bleaching", is the most common cosmetic dental procedure. The doctor will first evaluate your teeth and smile to determine whether whitening is right for you. In some cases, a different cosmetic procedure may better meet your expectations, but whitening is a safe, fast and easy process that is effective for almost everyone.[5] While many whitening options are now available, including over the counter products, dentist-supervised treatments remain the recommended procedures for lightening discolored teeth.Laser whitening is a teeth whitening technique in which gums are covered with a rubber dam and a bleaching chemical is applied on the teeth. A beam of argon laser, which is intended to accelerate the process of bleaching, is then projected upon the teeth. This laser activates the bleaching chemical and lightens the teeth color. Laser whitening is said to be six times more effective in teeth whitening compared to other procedures