A: So what brings you to my office today? B: My tooth is killing me! A: How long has your tooth been bothering you? B: It just started hurting me last night. A: Have you injured your tooth in any way? B: I think one of my fillings might be coming loose. A: Do you have a special kind of toothbrush that you like to use? B: I have an electric toothbrush. A: Does it bother you when you eat something really sweet? B: Oh yeah, when I do that, it hurts a lot more!