JFIFxx zPhotoshop 3.08BIM ^xMandatory Credit: Photo by Google/REX (3515461a) Google smart contact lens to measure glucose levels in tears Google develop smart contact lens to help manage diabetes - 17 Jan 2014 Google have developed a 'smart' contact lens to help manage diabetes. The device would measure glucose levels in tears using a miniscule wireless chip and a "miniaturised" glucose sensor embedded between two layers of lens material. Tiny LED lights coudl light up to indicate that glucose levels have crossed certain thresholds. Project co-founders Brian Otis and Babak Parviz explain: "You've probably heard that diabetes is a huge and growing problem-affecting one in every 19 people on the planet. But you may not be familiar with the daily struggle that many people with diabetes face as they try to keep their blood sugar levels under control. Uncontrolled blood sugar puts people at risk for a range of dangerous complications, some short-term and others longer term, including damage to the eyes, kidneys and heart. A friend of ours told us she worries about her mom, who once passed out from low blood sugar and drove her car off the road. "Over the years, many scientists have investigated various body fluids-such as tears-in the hopes of finding an easier way for people to track their glucose levels. But as you can imagine, tears are hard to collect and study. At Google[x], we wondered if miniaturized electronics-think: chips and sensors so small they look like bits of glitter, and an antenna thinner than a human hair-might be a way to crack the mystery of tear glucose and measure it with greater accuracy. "We're now testing a smart contact lens that's built to measure glucose levels in tears using a tiny wireless chip and miniaturized glucose sensor that are embedded between two layers of soft contact lens material. We're testing prototypes that can generate a reading once per second. We're also i... For more information visit http://www.rexfeatures.com/stacklink/KMEDVLQEQt;Copyright (c) 2014 Rex Features. 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