Popsugar Health & Fitness Workouts Best Bodyweight Exercises For Strong Abs These Are the 43 Bodyweight Exercises Women Need For Strong, Chiseled Abs 4 April 2019 by Jenny Sugar View On One Page Photo 31 of 43 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 31 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 Workouts