Popsugar Fitness Fitness Tips 3-Minute Abs Workout Try a 3-Minute Workout That Targets the Upper and Lower Abs March 24, 2017 by Dominique Michelle Astorino View On One Page Photo 1 of 4 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Single-Leg Bridge Lay on your back, and place your hands on the floor for stability as you bend one leg and lift the other leg off the ground. Pressing your heel into the floor, lift your pelvis up, keeping your body in a stiff bridge position. Slowly lower your body to the floor and repeat for 30 seconds on each side. Previous Next Start Slideshow Fitness TipsWorkoutsStrength TrainingBodyweight WorkoutsAb WorkoutsButt ExercisesGIF ExercisesIntermediate Workouts5-Minute WorkoutsAb Exercises