Collection Sweat Sample (IMAGE) Georgia Institute of Technology Caption A research scientist withdraws sweat from a pouch on the back of a volunteer. Sweat is analyzed for electrolyte concentration among other biochemicals in Mindy Millard-Stafford's exercise physiology lab in Georgia Tech's School of Biological Sciences. Credit Georgia Tech / Christopher Moore Usage Restrictions None 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.