The techniques of tooth bleaching is recommended when the normal cleaning of the teeth is no longer sufficient to ensure their natural color, both because of domestic reasons such as age, type of tooth and external as smoking, alcohol, coffee … The bleaching techniques are now highly advanced, and now allow to obtain a staining of teeth clearer but still very natural and without causing undesirable effects.
Indeed, the tint of the teeth is linked to skin pigmentation and color of lips and gums and thus schiarito the smile must always be in harmony with the rest of the face. So much counts as the first impression given by a person, the smile must be entirely suitable not only for its morphology, but also to his personality. Attention, however, that if the teeth have defects after the bleaching they are even more evident. So before starting treatment the dentist should refer the patient to a thorough oral examination.
It ‘also important to note that:
     * very often the professional cleaning of the teeth, combined with effective a hygiene
 daily, to keep the original color and natural teeth, or find it
     * to get more white teeth than in nature, there are simple treatments and little invasive to be carried out at the Chambers of dentistry.
     * As for white teeth surrounded by a gum in poor condition will not ever a beautiful smile, for it is essential to keep the gums healthy
     * the natural color of teeth is due to the translucency and hue of all its constituents: enamel, tooth pulp. Not all employees have the same shape or the same hue, which vary from person to person
So who has never desired to have more teeth white? May of us do not like the color of their teeth, which are too yellow or too grayish, or there are teeth stained. Today there are several systems that really change the color of teeth. Masks by night to put the teeth, or activations with halogen light or laser bleaching substances. These run from the study at the dentist. Dentists should be trusted to recommend the most appropriate treatment based on the characteristics of the case. One of the systems considered among the most effective is called bright smile and is based on hydrogen peroxide, whose lightening were discovered many years ago. Contact with the teeth peroxide develops oxygen that removes stains and lightens the color of teeth. The most advanced technology designed to bleaching teeth uses a special light source and the special properties of a whitening gel.