BP Photo (IMAGE) Intermountain Medical Center Caption Two types of blood pressure medications -- alpha blockers and alpha 2 agonist -- show increased variability in blood pressure measurements between doctor visits, which is associated with an increased risk of death, according to new research from the Intermountain Medical Center Heart Institute in Salt Lake City. Credit Intermountain Medical Center Heart Institute 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.