Abstract: In this cross-sectional study the radius bone density（BMD)of 434W oln en aged 20-65 vealwere assessed by single photon absorptiom etry(SPA)，and life-style factors relathe to BMD were investigated by questpnary at Dongchengand chongwen districts In Bellng The result showed that the bone denslty In women their body mass index(BMI≥27 was Obviously higher then those their BMI<24 The relatpnship betvv een BMI with bone density of theism enopau se short than 5 years were more close When adjuestedl age the effects of multipority long lactation periods and snoking on bone density did not observed T he consulnption of dark green Vegetables and dairy products has beneficial effects in the prevention of hone lnss of women.