A habit is when you have a cue and then you have a behavior that runs off like on automatic when triggered by the cue. These habits are basically your brain on autopilot. And so one of the problems with breaking any habit, including bruxism, is how do you change your behavior when the behavior itself is unconscious? Right. So here is an article that Wendy and I were talking about. It's actually four case studies of four patients and they have different kinds of bruxism problems. What the habit reversal technique is, is understanding the sequence of cue behavior and reward because that's what creates a habit.