Patient (IMAGE) MediaSource Caption Exercise physiologist Nicholas Walker checks Will Fontaine's blood pressure at his cardiac rehab session at the Orlando Health Heart & Vascular Institute. A new national survey by the Orlando Health Heart & Vascular Institute finds many Americans are hesitant to make and keep medical appointments when COVID-19 rates are high. Credit Orlando Health Heart & Vascular Institute Usage Restrictions All multimedia is available for free and unrestricted media use with courtesy to Orlando Health Heart & Vascular Institute 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.