Popsugar Fitness Workouts Halle Berry's Equipment-Free Ab Workout Review I Tried Halle Berry's Bodyweight Ab Workout, and My Abs Just Made Their Grand Appearance June 30, 2019 by Tamara Pridgett View On One Page Photo 1 of 5 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 1 Straight-Arm Towel Sit-Up Start by holding the towel at both ends with your arms fully extended as you perform a sit-up. Complete 10 to 20 reps. Previous Next Start Slideshow Halle BerryAb WorkoutsEditor Experiments