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Types of Treadmills - Electric and Non Electric You can boost your physical workload by running on a treadmill, without needing an electrical outlet. If you're looking to maximize the gains you gain from your training but want to go beyond standard treadmills with motors. Manual treadmills, also known as self-propelled treadmills or non-motorized machines use your body weight and effort to move the belt. The treadmills ha