What is Teeth Whitening?This is whitening process that lightens discolouration of enamel and dentine. It is the most popular cosmetic dentistry procedure.Types of Teeth WhiteningThere are two main types of whitening treatment available: ‘Zoom’ laser whitening – done in the dentist chair – takes approximately 90 minutes Home whitening – done in your own time at home – takes 1 hour per day (10-14 days)What Causes Teeth to Discolour?There are many causes of teeth discolouration. The most common are ageing, consumption of tea, coffee, red wine and tobacco. Another cause of darkening of the teeth is nerve degeneration.Who Would Benefit From Teeth Whitening?Almost anyone can benefit, but you must remember that old fillings or porcelain crowns or veneers will not respond to the whitening...