3D-printed wearable light sensor (IMAGE) University of Minnesota Caption A unique 3D-printed light-sensing medical device could help millions of people worldwide with lupus and other light-sensitive diseases by providing access to real-time data for more personalized treatments. Credit McAlpine Group, University of Minnesota Usage Restrictions None License Original content 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.