Popsugar Health & Fitness Walking Treadmill Workouts on YouTube Feeling Bored With the Treadmill? These 12 Workouts Will Put Some Spring Back in Your Step 24 February 2021 by Kaley Rohlinger View On One Page Photo 1 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 20-Minute Intense HIIT Treadmill Workout by GrowWithJo Previous Next Start Slideshow WalkingTreadmill WorkoutsCardio WorkoutsRunningWorkouts