A: What can I do for you today? B: Doctor, I have the worst toothache! A: How long have you had this pain? B: For about a week or so, but it's gotten really bad in the last couple of days. A: Did you do anything that might have aggravated your tooth? B: You know, I was eating jawbreakers in the movies the other day, and I accidentally bit down really hard on one. A: What kind of toothbrush do you use? B: I just use a regular hard bristle toothbrush. A: Does it bother you when you eat something really cold? B: Yes, it definitely bothers me more when I do that.