Like the posted under mine, 骨质疏松 is the key.

84 yrs old grandma had more 骨质疏松 than 95 yrs old, that made the difference.

所有跟帖： 

• 不清楚奶奶的骨质。她一辈子没骨折过。不过，身高缩小很多，估计还是疏松的。 -退隐老妖- ♀ (18 bytes) () 08/30/2010 postreply 15:58:50