many causes of tooth discoloration
like, Poor dental hygiene
, using tobacco-gutkha, Several diseases that affect tooth discoloration, some type of medicines, due to aging, Trauma injury etc.
You can follow some instructions; Avoid any type of tobacco (gutkha, smoking
), brushing your teeth twice a day with atleast one time flossing, Avoidance of the foods and beverages that cause stains.
There are many teeth whitening
procedure available in modern dentistry for know more about treatment please see your dentist.