How to Make the Most of Your Treadmill A treadmill is an indoor workout machine that lets you run or walk. It can be powered by electricity or manually. It is commonly used to train for cardio and helps boost cardiovascular endurance. You can control the incline and speed to https://cheap-treadmills34545.blogdon.net/a-brief-history-of-treadmill-history-of-treadmill-40766832