Arm Desk (IMAGE) Johns Hopkins Medicine Caption Researchers say their study findings underscore the importance of adhering to clinical guidelines calling for firm arm support on a desk or other surface when measuring blood pressure. Credit Tammy Brady Usage Restrictions N/A License Original 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.