Try this 4 - question quiz to see how much you know about Heart Attack: What is a Heart Attack?.
1. A heart attack happens when
Sorry, that is not correct.
A is the correct answer.
home | health topics A-Z | videos A-Z | training | about us | contact us | site map
National Institute on Aging | U.S. National Library of Medicine | National Institutes of Health | U.S. Department of Health & Human Services
Contact us | Accessibility | Copyright | Privacy | Viewers and Players