Bone mass, bone strength, muscle–bone interactions, osteopenias and osteoporoses

Densitometrically, the skeleton is currently conceived as 'a systemically regulated mass of mineralized material that is born, grows, reaches a more or less high peak, and then declines faster or slower as to develop a correspondingly high or low fracture risk'. Alternatively, from a biomechanical point of view, the skeleton can be conceived as 'a biomechanically-regulated structure that can be systemically disturbed (in the cybernetic sense),...