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Non Electric Treadmill Reviews You can regulate your own pace with an electric treadmill that is great for HIIT. Also, according to a study from 2021 it can help runners understand their maximum running speed. Non-motorized treadmills that have curved belts are comparatively new to the market and usually have a higher price. They have fewer entertainment and programs built in, but can last longer than motorized machines. Choosing the Right Treadmill When you are comparing treadmill models, consider whether the features you choose to use are co