Always nice to talk with someone who is smiling because a smile suggests a pleasant to each other, which is an important factor during the conversation.
Even when making a purchase in a shop, people tend to choose the order of the seller, which serves customers with a smile on his face, thereby positioning yourself.
Generally smile has a positive effect on the psychological state of a person, but at the same time, the important role played by the quality of the teeth, because the yellow plaque or absence of the interlocutor is an unpleasant feeling. In order to beat the teeth always white and beautiful, it needs constant care.
In this case, certain foods, such as for example, coffee, black tea and soft drinks, adversely affect not only the color but also the state of tooth enamel. But perhaps the greatest damage causing cigarette smoke, because of his yellow teeth fast. In order to keep your smile was pure white always, it is recommended to use for cleaning teeth baking soda, quenched with lemon juice.Source: www.goodshelp.com