This Dumbbell Shoulder Workout Will Totally Make Your Arms Quiver

The best dumbbell shoulder workout includes more than just the typical overhead press—it also includes moves that work the sides and back of your shoulders, too. Your shoulders, which are officially known as your deltoids, are divided into three distinct parts, or “heads:” the anterior (front), lateral (side), and posterior (rear), ACE-certified personal trainer Sivan […]