Combining 4G LTE cellular service and in-home WiFi, AT&T and partners have put together a platform for monitoring people, in sickness and health, where ever they are located.  While much of the technology involved will be familiar, this piece raises an interesting (if unmentioned) possibility: the capability of measuring movement as a vital sign.  Like other vital signs, changes in movement could give earlier warning for impending problems or the path to wellness.  MORE