Breathe deep (IMAGE) University of Colorado at Boulder Caption Tom Heinbockel, a Masters student in the Integrative Physiology department at the University of Colorado Boulder, demonstrates using a Power Breathe device. Credit (Photo by Casey A. Cass/University of Colorado) Usage Restrictions Credit University of Colorado Boulder 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.