1. A personal history and a history of fragility fractures in first degree relatives
2. Low body weight
3. Current smoking
4. Oral Corticosteroid therapy for more than three months
5. White race
6. Postmenopausal status
7. Impaired vision
8. Estrogens deficiency
9. Dementia
10. Poor diet
11. A lifelong low calcium intake
12. Low physical activity
13. Alcohol use (more than 2 drinks per day)