In an article published in the New York Times, "a review concluded that sealants are effective in reducing cavities for at least four years after each application." and that "when your dentist offers sealants for your children, it’s not an upsell, but a deal you should accept."  

We agree! We routinely recommend that children have sealants placed on permanent teeth when appropriate. Moreover, it is important that sealants are done properly to ensure that they will last a long time.  

Read the entire article here