It's a non-invasive test that's being hailed as a life-saver for heart disease prevention. A top doctor explains how it works and what scores from zero up into the thousands mean for your heart
A coronary artery calcium (CAC) scan, which detects and measures calcium deposits in the arteries, is being hailed as a life-saving test for heart disease prevention. The non-invasive test scores from zero up into the thousands, with higher scores indicating greater risk of heart attack.