Chest pain may still be angina even when the main heart arteries look clear. Using cardiac stress MRI (a heart scan that measures blood flow with magnetic resonance imaging), testing uncovered small ...

Before a stress test, you’ll need to avoid food, drink, tobacco, and caffeine for a time. You may also have to stop taking some medications. Your doctor will provide information specific to you, but ...

Failing a stress test occurs when you can’t complete it due to exhaustion or other factors. Abnormal results may indicate an underlying condition, such as coronary artery disease or a blockage. A ...