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 4 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Foundation: Bird Dog Get on all fours, with your knees under your hips and your hands under your shoulders. Remember to keep abs engaged and keep your back flat. Reach out with your right hand, and extend your left leg out behind you. Round your back and head to connect your right elbow with your left leg under your body. This completes one rep. Previous Next Start Slideshow Back PainAb WorkoutsInjury PreventionWorkoutsAb Exercises