Introduction to Osteoporosis
By Laura Dembo
Osteoporosis is a chronic degenerative bone disease in which the body loses excessive amounts of bone at a very rapid rate. More than 28 million Americans have the disease, 80% of whom are women.
This fact sheet was last updated on 03-02-2007.

The information provided in this website was supported by Grant/Cooperative Agreement Number U59/CCU522742-02 from the Centers for Disease
Control and Prevention (CDC).