It’s being called “E-Skin,” no it is not like E-Juice, but is described as a glorified plastic wrap. E-Skin is created by researchers at the University of Tokyo, it is a layered Silicon Oxynitrite and Parylene which encloses a super-thin substrate on which the team mounted similarly thin and flexible OLED displays and photosensitive diodes. They hope it will used to put onto an arm and, within moments, it lights up with heart rate, blood sugar, and so on — then peels off a few days later

The image is just a proof of concept; they are not powered by body heat and cannot make readings YET.