Booty gains have their place in our workout program, but let's not forget about the importance of your upper body! Not only will you feel stronger and more badass when you have toned arms, but shaping up your shoulders will also make your waist smaller and lend to a curvier look overall. Whether you're new to strength training or you're a weightlifting aficionado, there's something here for you. Meet the best exercises to shape and tone your shoulders from all directions. Let's get to work!