Via EurekAlert: "New research by electrical engineers at Oregon State University has confirmed that an electronic technology called "ultrawideband" could hold part of the solution to an ambitious goal in the future of medicine – health monitoring with sophisticated "body-area networks." [...] "The ideal device would be very small, worn on the body and perhaps draw its energy from something as minor as body heat. But it would be able to transmit vast amounts of health information in real time, greatly improve medical care, reduce costs and help to prevent or treat disease." [More...]
“The future is here. It's just not widely distributed yet.” (William Gibson)