With built-in speed controls and preset programs

https://home-treadmillsyfbj479.nexorafield.com/posts/ten-running-machine-uk-related-stumbling-blocks-you-shouldn-t-share-on-twitter

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