Popsugar Health & Fitness Back Pain Lower-Back Stretches If You Work at a Desk, Your Tight Lower Back Needs This 4-Minute Stretch Session 15 January 2018 by Jenny Sugar View On One Page Photo 3 of 6 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 3 Happy Baby From Knee-to-Chest Back Stretch, bend both knees and hold onto the outside edges of your feet. Gently use your arm muscles to pull your knees toward the floor beside your chest. Relax your shoulders and your head, staying here for 30 seconds. Previous Next Start Slideshow Back PainStretchesYogaWorkouts