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 ...

A chemical stress test uses medications to simulate your heart’s response to exercise. A stress test can assess how well your heart performs during exercise. Your doctor may suggest a stress test if ...

‌The thallium stress test is an imaging study that shows your doctor how well blood flows to your heart. It measures your blood flow during rest and after exercise. The thallium stress test is also ...