Flexor Exercises for Back Pain Relief
Lower back is mainly supported by the abdominal muscles which are the flexors. Therefore, it is important to exercise and strength your abdominal muscles.
For the beginner who wants to strengthen the flexors, abdominal contraction is a good exercise. Firstly, lie down and bent your knees; secondly, back flat on the floor and placing your hands below your ribs; thirdly, tighten your abdominal muscles, trying to squeeze the ribs down toward the back. Keep this posture for about five seconds. Do breathe freely during the whole process. According to AAOS, you’d better to repeat this for 10 times.
Alternatively, you can step up the intensity of this exercise by doing the common sit-up, which is a U.S. Army’s basic exercise. It is a very effective exercise, especially in building your abdominal muscle. Fat your feet on the floor, and bend your legs. According to University of Michigan, you’d better not to do sit-ups with your legs straight because it will result in your strain or injury.
Source: Lower Back Pain Relief Exercises