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Types of Treadmills - Electric and Non Electric Running on a treadmill can boost the intensity of your workout without needing an electrical outlet. If you want to maximize your training results but want to go beyond the standard motorized treadmills. Manual treadmills, also referred to as self-propelled treadmill or non-motorized treadmill, makes use of your body weight and effort to move the belt. These machines have an incline and curve that is sl