Spinal and pelvic stabilization exercise which is low intensity exercise had been performed to women after menopause for 24 weeks in this study and this study investigated effect of low intensity exercise on bone density and found that there was no a meaningful difference in change of bone density within experimental group which had 63.64 mg/cc before doing experiment and had 66.9 mg/cc after doing experiment. But there was a meaningful difference in change of bone density within control group which had 62.04 mg/cc before doing experiment and had 60.03 mg/cc after doing experiment (p