“You have seen them, the rows and rows of expensive cardio machines upon which so may people rack up countless hours. Most martial artists are more drawn to the kettlebells or dumbbells then they are to these behemoths. Few of the folks perched on theme look very fit anyway.
So why should you consider including them in your fitness program? There are a couple of good reasons actually. First, if used correctly they can provide a good cardio workout while reducing the pounding your joints take. Second, some machines, like ellipticals are designed to reduce the opportunities for you move in ways that can be harmful to your body.”