With built-in speed controls and pre-programmed programs

https://home-treadmillsqtkj413.oakmontscope.com/posts/what-is-everyone-talking-about-gym-treadmill-right-now

With integrated speed controls and predetermined programs, home treadmills make it basic to follow assisted workouts that support physical fitness goals like stamina, fat loss, and endurance, even for beginners.