Unlike other cardio machines, the treadmill allows you to move your body the way it is designed to move. And it's really simple to use—just hit Start and use the arrows to change the speed or grade! Even walking uphill might be difficult. The treadmill is great for those who want to exercise but don't have time to fully develop their heart rate. The treadmill is commonly used by people who want to lose weight, get in shape, or just keep themselves active. Because there are no other devices required for using a treadmill, all kinds of people from all over the world use them. In addition to being easy to use, tumblers offer a variety of different programs and settings that can be customized to fit your needs. You can choose a low-impact workout by setting the treadmill to a slow pace and a small foot bed, or you can go all out with a high-intensity workout while using a large foot bed. Treadmills are also able to adjust their speeds according to how hard you work out, so they never feel too fast or too slow. Overall, treadmills are very useful tools for individuals of any age or fitness level who want to stay active but don't have much time to do so.