To study the effect of Taijiquan Exercise on low back muscle strength in patients with primary osteoporosis. Methods: select our hospital in 2013 2015 May 5 months admitted to hospital for treatment and rehabilitation of 80 patients with primary osteoporosis patients, the consent of the patient, assigned to experimental group (40 cases) and control group (40 cases), the control group were taken conventional gait training rehabilitation, once a day, every Saturday, in six months. Patients in the experimental group take Taijiquan exercise method; take the Chen Style Taijiquan exercise as the main movement foundation, training time and the control group of the same. After training, the clinical manifestations of the two groups were compared, including the main testing standards in the lumbar flexion and extension before and after training, as well as lumbar muscle strength test. Results: Taijiquan stem the prognosis of the patients in the clinical situation were significantly higher than those of the control group patients recovery, waist stretch and curvature, are significantly better than the control group, and treatment of patients in the two groups of data by statistical analysis found that, P < 0.05). Conclusion: Tai Chi exercise method for patients with primary osteoporosis was therapy resulted in clinical improvement, with a significant and better clinical effect can be applied and extended in the clinical treatment of primary osteoporosis.