Did you know that teeth whitening is the most in demand cosmetic service and its popularity continues to grow?
A recent survey showed that 80% of Americans aged 18 to 49 dreaming of more white teeth, and 85% of this audience are women . 6 out of 10 believe that white smile will allow them to gain more confidence in yourself, most often people aged 18 to 24 .
According to the American Academy of cosmetic dentistry, about the scrap year Americans spent more than $1.4 billion on products designed for teeth whitening
The first thing that people notice, meeting a stranger — is his smile. Teeth whitening has become affordable and relatively simple way to instantly improve appearance, create a good impression, to gain youthful and radiant . Teeth can lose color within a certain period of time. Teeth whitening is not a medical procedure, the outcome will be more healthy and more white teeth
What causes tooth discoloration?
The color change can be caused by several factors including ageing, Smoking, consumption of foods and drinks with dyes, medication, hereditary factors, chemical damage to teeth. The most common causes of changes color teeth are medications, coffee, tea or cigarettes, and the consumption of large quantities of Cola.
In addition to staining, there are other factors that can affect tooth color. A role can be played by heredity. Some people naturally have whiter enamel than others. Disease and medication treatment can also be one of the reasons of color change of teeth. If you suspect that the main reason for teeth staining is of medical nature, please be sure to inform your dentist.

Smoking leads to the appearance of plaque on the teeth and staining them yellow and even brown color. The bleaching may take 1-3 months with the use of instruments for night use. Smoking will also lead to a rapid loss of result procedures.
Aging also contributes to the yellowing of the teeth . Enamel which is a hard natural coating of the teeth becomes thinner, revealing the base layer of yellowish dentin are the Most common stains from yellow-brown to dark brown, possible causes of which is accumulation of plaque, food with dyes, poor oral hygiene Ageing or heredity, as a cause of yellowed teeth, found in 9 out of 10 people . Whitening takes 1 to 6 weeks .
Remember the basic rule: anything that can stain a tablecloth, clothes or carpets, can stain your enamel. For example, tomato sauce, blueberry pie, red wine, etc.
Content:
1. How to whiten your teeth? (You read that section);
2. How to whiten your teeth? Kinds of bleaching efficiency (http://www.of-md.com/t-wt-pr/).





