With built-in speed controls and predetermined programs

https://home-treadmillsltul507.juniperbrief.com/posts/this-is-the-history-of-uk-treadmill-in-10-milestones

With built-in speed controls and predetermined programs, home treadmills make it basic to follow assisted exercises that support fitness goals like endurance, weight loss, and endurance, even for novices.