Prevention of osteoporosis is a major health concern. Bone loss occurs
throughout life in both women and men due to calcium deficiency, horm
onal deficiency, and changes in bone formation. The diagnosis of osteo
porosis can now be made Frier to fragility fracture, allowing for prev
ention as well as treatment. Criteria for diagnosis of osteoporosis ar
e reviewed, and a plan for the evaluation of secondary causes of osteo
porosis is discussed. Also reviewed are prevention and treatment optio
ns such Is exercise, calcium supplementation, hormone replacement, and
new and investigational drugs.