Running on a Treadmill A treadmill is an exercise device that lets a person run, walk, or jog in place. It is popular at gyms and at homes. It can also help people stay active when the weather is bad. Running on a treadmill can strengthen the thighs and glutes. https://treadmillsmall33271.techionblog.com/24907280/how-treadmill-is-a-secret-life-secret-life-of-treadmill