Summary: second image the lower back is rounded meaning that the hips have been pulled backwards by the hamstring His back no longer has an S shape and is likely to suffer from lower back pain Sit on the ground with your right leg straight out in front of you Bend your left leg so that your left foot is close to your right leg Bend forward at the hips and reach for your right
Image Dimensions: 749 x 708
Image originally found here.