Osteoporosis is a major cause of morbidity and mortality through its association with age-
related fractures. Although most efforts in fracture prevention have been directed at retarding
the rate of age-related bone loss and reducing the frequency and the severity of trauma
among elderly people, evidence is growing that peak bone mass is an important contributor
to bone strength during later life. The normal patterns of skeletal growth have been well
centeracterized in cross-sectional and longitudinal studies. It has been confirmed that boys …