Definition of Osteoporosis

  • Reiner Bartl
  • Christoph Bartl


The word “osteoporosis” literally means porous bone, indicating that the bone density is low and the bones are thin. But the bone does not fracture due to thinness alone. In the early 1990s, a consensus meeting of the World Health Organization (WHO) defined osteoporosis.


Femoral neck Fracture risk Bone density Bone strength Fragility fracture 

Copyright information

© Springer Nature Switzerland AG 2019

Authors and Affiliations

  • Reiner Bartl
    • 1
  • Christoph Bartl
    • 1
    • 2
  1. 1.Osteoporosis and Bone CenterMunichGermany
  2. 2.Center of Orthopaedics and Sports MedicineMunichGermany

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