Laser-Based Glucose Monitor
November 4, 2014 | Terry Sharrer

Non-Invasive Glucose Readings
Biophysicists at Princeton University have taken a promising step toward monitoring diabetics’ glucose levels without a blood drop. They used a quantum cascade laser, producing mid-infrared light, to detect glucose in the dermal interstitial fluids of peoples’ palm. While the results were not quite as accurate as usual glucometer readings, they were within the bounds of clinical usefulness. MORE
Image Credit: Princeton University