"Remodeling of bone ... occurs in response to physical stresses - or to the lack of them - in that bone is deposited in sites subjected to stress and is resorbed from sites where there is little stress" (Salter, 1970, p.7).
References
Salter, R.B. (1970). Textbook of disorders and injuries of the musculoskeletal system (1st ed.). Baltimore: Williams & Wilkins.
Wolff, J. (1891). Das gesetz der transformation der knochen. Berlin: A Hirschwald.