There are several things that can cause your teeth to be sensitive. Many people have the tendency to brush aggressively which can result in the root surfaces to wear out. Since the root is much softer, there is an increased likelihood for them to wear out much quicker as it is the softer portion of the tooth.
With the use of laser, we can easily treat sensitive teeth by placing a protective filling over the root. A sealer used then placed on top of the filling which is used to desensitize the root.