With built-in speed controls and predetermined programs

https://www.hometreadmills.ukqvps633.fairmontdigest.com/posts/running-machine-for-home-the-good-the-bad-and-the-ugly

With integrated speed controls and pre-programmed programs, home treadmills make it basic to follow guided exercises that support physical fitness goals like stamina, weight loss, and endurance, even for beginners.