"Always make sure you look after your teeth". That's what my parents always told me and I remember looking mesmerised at my great-grandma as she took out her false teeth to show me! It certainly did the trick and I have always made sure I brush my teeth twice a day and take good care of them ever since. Nowadays, it seems that TV, magazines and pretty much everywhere you look, there are tips about trying to make your teeth look cleaner and whiter. More concerned with inner th