| 1 | Pre-contemplation | People who aren’t currently thinking of changing their behavior. In short: I WON’T and I CAN’T stage. | 
| 2 | Contemplation | People who aren’t currently changing their behavior, but do intent to change in the next six months. In short: I MIGHT stage. | 
| 3 | Preparation | People who are preparing to change their behavior within the next 30 days. In short: I WILL stage. | 
| 4 | Action | People who made a change in their behavior, but have changed recently (up to six months but no longer). In short: I AM stage. | 
| 5 | Maintenance | People who have changed for some time, at least six months. The behavior has become a reasonably stable characteristic. In short: I HAVE stage. | 
| 6 | Relapse | On the one hand, people can maintain their behavior, on the other hand, they can relapse into the previous behavior and return to earlier stages. |