But, let's be honest, how much attention do you give to the back part? That small yet mighty section known as the posterior deltoid. If your answer is "not much" or "almost none," don't worry, it's a ...

Raise the dumbbells to your shoulders. If the weight is too heavy, use your knees to kick the bell up. Your forearms should be perpendicular to the floor. Press the weight straight up, keeping your ...