Numerous home treadmills include adjustable slope settings
https://treadmill-for-hometuzw001.zenbloomer.com/posts/the-electric-running-machine-mistake-that-every-beginning-electric-running-machine-user-makes
Many home treadmills include adjustable slope settings, enabling you to mimic outdoor terrain for more powerful legs and much better exercise variety, whether you're training for hills or burning more calories.