Going to the doctor once a year is pretty important. You need to make sure you're in peak physical condition! Unfortunately, though, when it comes to people's teeth, they sometimes fall a bit behind in keeping up with personal hygiene.
Have you ever got brain freeze? It's the worst pain you've ever experienced but it's only for just a few seconds. A kid, well two kids at a baseball game have a slurpee race and one of them gets brain freeze really bad.