Popsugar Health & Fitness Back Exercises Upper-Body Dumbbell Exercises You Just Need 2 Dumbbells and These 30 Upper-Body Exercises to Get Strong, Sculpted Arms 25 May 2020 by Jenny Sugar View On One Page Photo 19 of 30 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 19 Plank and Straight-Arm Kickback Start in a plank position holding a dumbbell in each hand. Open your feet wider than hip width for a stronger base of support. Lift your left arm behind you as high as you can. Bring the left arm back into plank to complete one rep. Previous Next Start Slideshow Back ExercisesArm ExercisesStrength TrainingWorkouts