Spring is just around the corner and warmer weather is on everyone's mind. With a much-anticipated increase in daily temps comes more revealing fashion — bring on the strapless dresses and tank tops. I've always been inspired by Halle Berry's upper back and shoulders. Her trainer Harley Pasternak admits that Halle is a fan of rowing exercises, and he recommends this move to achieve sculpted shoulders and a toned upper back. Start the slideshow to learn some rowing variations to incorporate into your next strength training session.