Really !? Now we (and you) have an excuse to get an XBOX 360 and Kinect !
According to Young-Hui Chang, associate professor of applied physiology at the Georgia Institute of Technology, “In the rapidly developing field of gait analysis in prosthetics and orthotics, their project opens avenues to bring personalized rehabilitation to the home. This could potentially reduce medical costs, allowing clinicians to monitor a patient’s progress from a remote site.”
see the link above !