To dedicated runners, running outside gets all the glory. But when talking about whether treadmill running is “the same” as running outdoors, it helps to pinpoint what sort of sameness matters to you. In terms of the mechanics of your stride, there’s not much difference between running on a treadmill and running on the ground.But when it comes to your risk for injuries, there may be an important difference. “Most running injuries are overloading injuries that involve muscle, cartilage, bone or tendons wearing down over time, ”injuries probably occur more frequently when you repeat the exact same running motion thousands and thousands of times—as you would on a treadmill or a flat, consistent stretch of pavement. Thus, your risk for these overuse injuries increase. so lets go out and run to loose obesity and get rid of metabolic disorders like diabetes, hypertension, cardiac ailments......as i say "LOOSE to WIN"