These are tips are very useful to be honest, because my dentist told me almost the same. Teeth health is very important, because they are the most vulnerable while aging, if you don't take a proper care of them. This can be the cause of a terrible pain later, and then you will need to visit the dentist very often. A very good way of preventing this happening, is using Listerine https://www.jacksonavedental.com/post/can-you-use-listerine-for-a-tooth-infection, because it kills almost all the bacteria and keeps your mouth hygiene in a good condition.