Popsugar Fitness Workouts 20-Minute HIIT Cardio Workout When I Can't Go For a Run, This Is the 20-Minute Cardio HIIT Workout I Do at Home October 16, 2019 by Jenny Sugar View On One Page Photo 1 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Jump Rope Jump rope for 40 seconds. Rest for 20. Previous Next Start Slideshow WorkoutsCardio WorkoutsIntermediate Workouts20-Minute Workouts