AIM: To investigate the bone density and peak bone density (PBD) in healthy residents with normal body mass index in Shenzhen City for the prevention of osteoporosis in Shenzhen.

• 目的:调查深圳市正常体质量指数人群骨密度和峰值骨密度(PBD)；以期为深圳地区骨质疏松症防治工作提供理论依据.；方法:近5a体检的健康成年677名；年龄20以上；男女性均以5岁一个年龄段分为14组;