If a woman has back pain on both sides, there may be several causes: first, lumbar disc herniation, patients with lumbar disc herniation can have pain on both sides of the waist, which should be diagnosed by CT and MRI examinations of the lumbar spine. Second, lumbar muscle strain, lumbar muscle strain patients can also appear on both sides of the waist pain, common in patients with long-term strain, sedentary or cold. Third, lumbar dorsal myofasciitis, patients with lumbar dorsal myofasciitis can also have pain on both sides of the waist, which should be diagnosed by physical examination and related tests to exclude other diseases. Fourth, osteoporotic back pain, osteoporotic patients can have pain on both sides of the waist, commonly in the elderly, then the diagnosis should be made by nuclear magnetic, X-ray and blood tests of the lumbar spine. Fifth, tuberculosis or tumor of the lumbar spine, which can be accompanied by pain on both sides of the back, often with systemic symptoms, such as low fever or wasting, should be diagnosed and treated by X-ray, MRI and blood tests of the relevant spine.