While some exercisers think of stretching as an afterthought, it truly is an integral part of your workout. Moves like this help you to attain the long, trim look you're aiming for!

Jackknife: How to do it Lie faceup; Bend left knee and bring it toward chest. Keeping right leg straight, foot flexed, grasp left knee with both hands and pull it toward chest as far as you can (as shown). Hold for 30 seconds. Switch sides; repeat.