It is important to know that age in and of itself is not a dominant or sole factor in determining your oral health. However, certain medical conditions, such as arthritis in the hands and fingers, may make brushing or flossing teeth difficult to impossible to perform. Drugs can also affect oral health and may make a change in your dental treatment necessary. The inability to go to the dental office to due lack of mobility. If you have these type of issues that are keeping you from having the best oral health care you can have. You may want to look into a mobile dentist. A mobile dentist comes to you when you can not go to them.