Running on a Treadmill A treadmill is an exercise machine that lets a person run, walk or jog. In gyms and homes treadmills are a well-known exercise machine. It can also help people keep active when the weather is bad. Running on a treadmill can to strengthen the thighs and https://treadmillworkout60296.tkzblog.com/24792803/the-history-of-treadmill-used-for-sale-in-10-milestones