Popsugar Health & Fitness Beachbody A Beachbody Trainer's Favourite Moves For Arms Get Sculpted, Sexy Arms For Summer With These Beachbody-Trainer-Approved Moves 16 June 2018 by Christina Stiehl View On One Page Photo 6 of 8 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 Overhead Triceps Extensions Here's a move you probably know and love that'll target the backs of the arms. Stand with your feet hip distance apart. Hold one dumbbell (go for your heavier weight) with both hands, bending the elbows behind your head. Straighten your arms to lift the dumbbell into the air, then slowly bend the arms to lower. This counts as one rep. Previous Next Start Slideshow BeachbodyArm WorkoutsArm ExercisesWorkouts