3 mm can save your case: Making beauty function.

Understanding esthetic design is not enough if restorations are to withstand the forces of function. Dentists also must understand the relationships of incisal tables, the interincisal angle, disclusion forces, and the implications of changing those parameters when restoring the anterior dentition. While canine-protected occlusion is often a goal, it may not always be appropriate or attainable. This article describes the details of creating a functional anterior design that will not only be beautiful but will have the best chance of withstanding parafunctional activity and abnormal force.