Popsugar Fitness Workouts Plank Challenge Workout Take the Plank Challenge to Carve Your Core June 23, 2018 by Susi May View On One Page Photo 9 of 11 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 9 Elbow Plank With a Twist Right In elbow plank on your right side, twist to bring your left elbow to your right hand. To modify, twist to bring left elbow forward. Previous Next Start Slideshow WorkoutsStrength TrainingBodyweight WorkoutsAb WorkoutsPlankBeginner WorkoutsIntermediate WorkoutsBack WorkoutsArm Workouts20-Minute Workouts