How to Make the Most of Your Treadmill A treadmill is an indoor fitness machine that allows you to run or walk. It can be powered either by electricity or manually. It can be used to improve the endurance of your cardiovascular system and is commonly used in cardio workouts. https://treadmillforsale85547.bcbloggers.com/24669879/this-history-behind-treadmill-will-haunt-you-for-the-rest-of-your-life