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Two hundred million women suffer from osteoporosis worldwide (a third of all women between 60 and 70 years of age and two thirds of all women over 80 years of age), with a lifetime risk of fracture between 30 and 40 percent. In men, the lifetime risk of osteoporotic fracture is currently about 13 percent, but the risk is expected to rise with increased life expectancy. The annual incidence of hip fracture is also expected to rise, from 1.7 million in 1990 to 6.3 million in 2050. It is because of these astonishing numbers that osteoporosis has become one of
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