Sweat Sensor on Wrist (IMAGE) University of California - Berkeley Caption Wearable sensors measure skin temperature in addition to glucose, lactate, sodium and potassium in sweat. Integrated circuits analyze the data and transmit the information wirelessly to a mobile phone. Credit Image by Der-Hsien Lien and Hiroki Ota, UC Berkeley Usage Restrictions All rights reserved. Editorial use only with credit. License Licensed 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.