With built-in speed controls and pre-programmed programs

https://buy-treadmillrvzg683.solsticebrief.com/posts/your-worst-nightmare-about-treadmill-buy-it-s-coming-to-life

With built-in speed controls and pre-programmed programs, home treadmills make it simple to follow directed exercises that support fitness objectives like endurance, weight loss, and endurance, even for novices.