We all know that we should exercise regularly and eat responsibly in order to stay healthy. The problem is that most of us aren’t very good at sticking to things we should do. We are more likely to stay committed to things we want to do. The key to establishing and maintaining a successful exercise regimen is to find the right combination of activities you will enjoy and a reason that is compelling enough to motivate you to stick with it. Here are 12 steps to help you succeed at becoming healthier in retirement.