Physical excercise could increase bone density because there is osteogenesis as a adapatation respons. This effect is role of Insulin like Growth Factor-1 (IGF-1) honmone that a growth hormone dependent polypeptides. These polypeptides are produced both systemically (as endocrine productin) and localy as paracirine or autocrine. Endocrine production of IGF-I increase by physical excercise. The …