Popsugar Health & Fitness 20-Minute Workouts Ab Floor Workout When I'm Not at CrossFit, I Do This 20-Minute Workout While Watching TV to Tone My Abs 22 June 2019 by Jenny Sugar View On One Page Photo 2 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 2 Elbow Plank With Hip Dips From an Elbow Plank position, slowly rotate the spine to lower your right hip to just above the floor. Come back to Elbow Plank. Now lower the left hip toward the floor. This counts as 1 rep. Do as many reps as you can for 40 seconds, then rest for 20 seconds. Previous Next Start Slideshow 20-Minute WorkoutsIntermediate WorkoutsAb WorkoutsStrength TrainingWorkoutsAb Exercises