Interspinous ligamentitis exercise can be recovered through lumbar flexion and extension exercise, which can generally be divided into two steps: relaxing the lumbar muscles and rotating the lumbar spine. 1. Relax the lumbar muscles: stand naturally with your feet shoulder-width apart, cross your arms at the waist, prepare your posture, then smoothly bend forward and stretch backward completely, so that the lumbar muscles gradually relax completely. 2. Rotate the lumbar spine: rotate the body clockwise once, and then counterclockwise rotation once, this is a cycle, alternating, the speed from slow to fast repeatedly alternating, rotating angle from small to large repeatedly alternating, a total of eight cycles of rotation for one exercise. Patients should be under the guidance of a doctor to exercise, every day according to the body’s ability to moderate lumbar spine flexion and extension exercise, if the exercise pain, it is recommended to go to the hospital, under the guidance of the doctor to adjust the posture or method.