How Does Teeth Whitening Work

The first thing that people notice is your smile, they may not say anything if your teeth are dull or stained, but you can be sure that they noticed it. A bright white smile leaves an immediate impression on everybody you meet..We are all born with white teeth, but through life, something goes wrong, usually its our favourite foods, drinks, and smoking that means that by the time we reach middle age (or before sometimes) our teeth look decidedly dull and discoloured..its wise to not enter into any whitening treatments unless you know your teeth are sound

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