Treadmills - The Good, the Bad, and the Ugly A treadmill is a great tool to improve your cardiovascular fitness. It is also a good option for people with injury concerns. It is simple to use and safe. Treadmills are great to train for intervals and high intensity. They can https://treadmills41208.blogacep.com/29817659/why-you-should-concentrate-on-improving-treadmills-at-home