Neuromapping (IMAGE) NASA/Johnson Space Center Caption These slides show changes in volume in certain areas of the brain that occur with long-duration, head-down tilt bed rest. The Neuromapping Flight Study examines whether similar changes occur with spaceflight. Credit Credits: University of Michigan 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.