If you are having lot of cavities and do not want the dentures then you should maintain very good oral hygeine. You should brush your teeth twice a day and do the flossing also. You shoul go for regular dental check ups and if some filing has come out then that tooth can be refilled.For more info on oral hygeine you can visit the following link on our website......http://www.identalhub.com/articlecategory-oral-hygiene-63.aspx