According to Merrill H. Stewart, MD, Ochsner Health, the test can more accurately identify high-risk patients while helping others avoid unnecessary invasive procedures. Cardiac positron emission ...

A nuclear stress test helps to assess your risk of a severe cardiac event. Depending on your health, a doctor may ask you to take a treadmill test or a chemical test, which uses medications to ...

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 ...