Second, I walk as much as possible. Researchers say there is no better exercise than that. Jogging may be popular with many people, but few of them keep it up; what’s more, jogging is sometimes harmful to the knees. Walking, on the other hand, is gentle on the knees and a good aerobic exercise for the heart. For every mile, you can burn approximately a hundred calories when you walk. Walking makes me feel good. Finally, and most important, I never eat within four hours of going to sleep. Eating prior to sleeping is a sure way to gain weight. In fact, that has been one of my main