Popsugar Health & Fitness Strength Training Waist Exercises Here's How to Work and Tone Your Waist 2 May 2018 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 Strength TrainingWorkoutsAb Exercises