Controlled studies on postmenopausal women are still underway, but in a pilot study of disabled children, all of those who stood on the vibrating device showed increased bone density, in contrast to those who had not. Despite spending about 2 hours each day working out with all kinds of devices, astronauts still experience muscle and bone loss at a rate of about 0.2% per month, so treatments with such devices, which - depending on design - vibrate at a rate of 20 to 90 Hz, are therefore a convenient solution... Full Text