There are many causes. The most common ones are due to eating food, coffee, tea, wine, soft drinks and smoking. As teeth are naturally porous, molecules can enter the teeth and discolour them. Our teeth naturally discolour with time during the course of our lives. Even so-called naturally yellow teeth can be whitened.For more information visit:
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It is difficult to cite a single reason for this. But in general, you could say that the intake of hot and cold beverages including alcohol and soft drinks combined with smoking do affect the whiteness of our teeth. Also, as a person ages, teeth tend to discolour as well.For more clear information visit:http://dentstore.co.uk/index.php/
Japanese women deliberately stained their teeth black to show that they were married.
teeth and fingers
Dientes manchados.
ask your dentist about this
People who smoke to not have bad teeth, their teeth get stained if they smoke too much, and do not have them cleaned by their dentist every 6 months
Teeth whitening is a cosmetic procedure many people desire to have done. Some people feel self-conscious about their smiles if their teeth are discoloured. Some feel in their profession, they need white teeth in order to appear more professional.
My new party dress became stained with mud the car splashed on me. The secretary's fingers were stained bright purple from the mimeograph machine. His teeth were yellow-stained from years of cigar smoking.
Halitosis
One of the main purposes for using lipstick is for contrast to the teeth. For example, bright red lipstick is used so that the teeth look whiter. White lipstick can often dull teeth and make them look discoloured. This is one of the main reasons.
If he is chewing natural wood there should not be a noticeable difference in the color of the teeth. But if the wood is stained or painted his teeth may pick up the color he has chewed.
Yes I’m very insecure about the way I look when I smile I don’t like my teeth at all either