Teeth whitening or teeth bleaching is a simple process to whiten the stained, discolored, yellowish teeth to a more shiny and brighter teeth and can lighten the existing color by several shades. There are many reasons by which our teeth discolor. some of them are:
- Sports drinks
- Water containing heavy fluoride content.
Tar and nicotine present in tobacco products turns teeth yellowish, brownish and dark stains with heavy use.
Tooth met with accidents (sports injuries or road accidents) changes their colour slowly from brown to black if not treated for a long period.
Sometimes heavy intake of medicines like tetracycline when the teeth are forming in a child results in brown discoloration.
With increasing age teeth also becomes yellowish. Over the time the outer layer(enamel)gets thinner with vigorous brushing and due to exposure of inner layer (Dentine) which is yellow in color , teeth appears yellowish.
Teeth whitening uses bleaching gels and can be done in a single appointment and should be performed by Dental professionals