Popsugar Fitness Workouts Waist Exercises Here's How to Work and Tone Your Waist May 10, 2019 by Susi May View On One Page Photo 6 of 31 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 Side Elbow Plank With Pulse Start in a side elbow plank on your right side. Lower your hips slightly and then lift your pelvis up, feeling the right side of your body engage, especially your abs. This completes one rep. Previous Next Start Slideshow WorkoutsStrength TrainingAb Exercises