Popsugar Fitness Plank Best Plank Exercises 26 Best Plank Exercises For Strong Arms and Abs 2 July, 2018 by Jenny Sugar View On One Page Photo 3 of 26 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Plank With Shoulder Tap In a plank, alternate bringing your hand to the opposite shoulder without allowing your torso to twist. Do 20 shoulder taps. Previous Next Start Slideshow PlankArm ExercisesAb Exercises