BlueScale (IMAGE) University of Houston Caption The BlueScale simultaneously records a variety of patient information, including weight, heart rate, blood pressure and cardiac output, in a mere 10 seconds. When combined, those daily measurements offer a good picture of the health of the patient's cardiovascular system and can be predictive of acute episodes, such as heart failure. Credit University of Houston Usage Restrictions Must credit 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.