Subjects: Forty women were enrolled in this study,
function of the maximum bone mass attained in early their age ranged from 60 to 65 years. All volunteers
adulthood and of subsequent age-related bone loss, were asked to read and sign an informed consent
which starts after entering the fourth decade of life and document prior to participation. Women who were
accelerates in early postmenopausal years in women. smokers, having any endocrine, orthopedic, renal, liver,
The clinical significance and (economic) burden of cardiac disorders, obesity, diabetes, chest diseases,
osteoporosis mainly refers to hip fractures and fractures any medication likely to influence bone metabolism or
of the forearm, the proximal humerus and vertebrae other pathologic processes were excluded. All
secondary to low to moderate trauma in postmenopausal participants were tested for bone mineral density,
women. Worldwide, approximately 200 million women serum calcium and parathyroid hormone before the
suffer from osteoporosis[2]. treatment and after 6 months at the end of the study.
In postmenopausal women, simultaneous age-related Following pre-training testing, a randomized block
declines of muscle force and bone loss have been procedure was used to assign qualified participants
reported. It has been suggested that the maximum muscle into 2 equal groups; group (A) received treadmill walking