Tracy Reifkind has a message for exercise - phobes and fitness trendsetters alike: The kettlebell swing is the ultimate equalizer! Men and women, athletes and couch potatoes, the physically fit and the overweight - anyone can pick up a kettlebell, and in as few as four sessions, it will begin to transform lives. That's what Reifkind used, and it catapulted her to a healthy new life and a radically different relationship to fitness. Now Reifkind is bringing this powerful workout-popular among elite athletes, but simple enough for a fitness novice-to its widest audience yet. Her program focuses on the simplest of the kettlebell movements, the swing, to create a fast, accessible workout that makes the body leaner and more muscular at the same time. As it swings, the kettlebell creates force that demands full-body involvement and constantly engages the core-all with very little impact on the joints. There's no safer, or more effective, way to work the entire body. Reifkind knows that first