After losing 30 pounds through a slow and methodical change in diet and portion size, Cal sets off to follow the same strategy with exercise. Basic body movements at the start that don’t call for lifting stacks of weight or exercise to exhaustion. With more than 70 percent of Americans overweight or obese and not moving, this may be the only feasible start toward solving the problem. The movements Michael Ockrim of Mighty Oak Athletic passes on are as easy as lifting a can of beans. But with steady increases they can lead to huge breakthroughs. If you know someone who’s not getting out of a chair or off the couch, please pass this on.