The examination of lumbar muscle strain includes physical examination, X-ray examination, osteoporosis examination and so on. 1. Physical examination: lumbar muscle strain can appear in the lumbar region of the pressure and pain points, pressure and pain sites are located in the transverse process of the lumbar vertebrae, sacrospinous muscle and the posterior margin of the iliac crest and other parts; also can feel the lumbar muscle spasm and tension, or touch the hard knots and accompanied by the sensation of localized hypertrophy; most of the lumbar activity is not obvious abnormality, the lumbar region has no obvious changes, and a few can be accompanied with the lumbar activity is limited. 2. X-ray examination: most people have no obvious abnormality in X-ray examination, and a few people can find osteophytes or spinal deformity, which is good for differential diagnosis with lumbar muscle strain and other diseases. 3. Osteoporosis examination: old people or postmenopausal women can under the guidance of a doctor to carry out bone density and other tests, which can be differentiated from lumbar muscle strain caused by low back pain symptoms. When the lumbar discomfort needs timely medical treatment, under the guidance of a specialist doctor to check whether the lumbar muscle strain occurs, in favor of early diagnosis and treatment of the disease, do not blindly diagnosis and treatment.