'Smart' Contact Lenses Monitor Glucose Levels in Tears (image) American Association for the Advancement of Science Share Print E-Mail Caption This is an overview of the soft, smart contact lens to monitor glucose levels in tears. Credit Jang-Ung Park, UNIST Usage Restrictions Please cite the owner of the material when publishing. This material may be freely used by reporters as part of news coverage, with proper attribution. Non-reporters must contact Science for permission. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.