Bone Loss (IMAGE) NASA/Johnson Space Center Caption The 3-D images above are of bone from untreated and treated mice from a NASA study that used simulated microgravity to look at a novel therapy to prevent bone loss during spaceflight. Credit NASA Usage Restrictions with credit to NASA 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.