Measuring Vital Signs Just Got Easier

If you've ever spent any time at a hospital, you know what it's like to be under constant supervision. Sensors and monitors keep track of your most basic bodily functions day and night, giving doctors and nurses to-the-second information on how you're doing. All that supervision comes with wires and sensors taped and stuck all over a patient's body, though, which is annoying and can throw off some readings. Now, two Cornell University researchers say they've devised a way to monitor vital