Popsugar Health & Fitness Back Pain Ab Exercises For a Bad Back If You Have a Bad Back, Trainers Recommend These 11 Ab Exercises For Strength and Support 6 August 2019 by Maggie Ryan View On One Page Photo 6 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 Anti-Extension: Stir the Pot Begin in an elbow plank with your forearms resting on the top of a ball. Keeping your core strong and your body still, use your arms to roll the ball in a small clockwise circle. This completes one rep. Previous Next Start Slideshow Back PainAb WorkoutsInjury PreventionWorkoutsAb Exercises