Popsugar Fitness Workouts 100-Rep Arm Workout Get Strong, Defined Arms With This 100-Rep Arm Workout June 25, 2018 by Jenny Sugar View On One Page Photo 8 of 10 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 8 Bicep Curl Start by holding a dumbbell in each hand at the sides of the body. Keeping your elbows close to your side, slowly raise the dumbbells to the chest. Moving with control, lower back to the starting position. This counts as one rep. Complete 10 reps. Previous Next Start Slideshow WorkoutsStrength Training10-Minute WorkoutsIntermediate WorkoutsArm Workouts