Running on a Treadmill A treadmill is a machine that lets you walk, run or jog in a stationary position. In gyms and homes, treadmills are a popular exercise equipment. It allows people to keep active even when weather is bad. Running on a treadmill can strengthen glutes and thighs. https://hometreadmill36780.shoutmyblog.com/24641603/how-treadmill-became-the-hottest-trend-of-2023