With built-in speed controls and pre-programmed programs

https://treadmillggtc966.rivertonbrief.com/posts/it-s-time-to-extend-your-walking-treadmill-options

With built-in speed controls and pre-programmed programs, home treadmills make it easy to follow guided workouts that support fitness objectives like endurance, weight loss, and endurance, even for beginners.