Popsugar Fitness Workouts Ab Exercises For Women These Are the 50 Best Ab Exercises You Can Do June 24, 2018 by Jenny Sugar View On One Page Photo 32 of 50 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 32 Straight-Leg Sit-Up Begin on your back with your legs straight and arms raised toward the ceiling. Roll up to sitting, focusing on the abs rounding the back. Roll back down to the mat slowly, one vertebra at a time. This completes one rep. Previous Next Start Slideshow WorkoutsAb Exercises