Healthy bone versus bone weakened by osteoporosis
Osteoporosis is a progressive disease that causes bones to become thin and porous, significantly increasing the risk for spinal and hip fractures. Osteoporosis usually does not have an effect on people until they are 60 or older.
Medical Review: Anne C. Poinier, MD - Internal Medicine
Kirtly Jones, MD - Obstetrics and Gynecology
Last Updated: November 21, 2008
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