Lumbar Flexion (Flexibility)
Lie on your back on the floor, with your knees bent and your feet flat on the floor.
Gently pull your knees up toward your chest. Put your hands under your thighs to help pull your knees up.
Press your lower back down to the floor. Hold for 20 seconds.
Lower your legs back down to the floor and relax.
Repeat 2 times, or as instructed.