Running on a Treadmill A treadmill is an exercise device that lets a person walk, run, or jog in place. In gyms and homes treadmills are a very popular exercise machine. It allows people to keep active even when weather isn't ideal. Treadmill workouts can help strengthen the thighs and https://treadmillsmall22881.blog-kids.com/25001663/five-treadmill-used-for-sale-projects-to-use-for-any-budget