Popsugar Fitness Workouts Ab Exercises to Do After You Have a Baby This Gentle 5-Minute, 5-Move Workout Will Make Your Postbaby Body Stronger Than Ever January 24, 2018 by Laura Arndt View On One Page Photo 4 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 4 Dead Bug Crunch Target Muscles: abs, lower back Lay back on your mat with both your legs at table top. Extend your arms up toward the ceiling. Reach back with your right arm and out with your left leg. Pause, then return to center. Continue alternating legs for 1 minute. Previous Next Start Slideshow WorkoutsPregnancyStrength TrainingBodyweight ExercisesBodyweight WorkoutsAb WorkoutsBack ExercisesBeginner Workouts5-Minute WorkoutsBack Workouts