A nuclear stress test shows how well blood travels through your heart at rest and exertion. Doctors often use it to check for coronary artery disease (CAD). Research suggests nuclear stress testing ...

During a nuclear stress test, you’ll be injected with a radioactive dye called a tracer. Some of this tracer will remain in your system for a time after the test. A nuclear stress test is a type of ...

If taking your dog out for a walk or getting up the stairs feels harder than normal, your doctor may order something called a stress test. And the process is a bit different than you might expect. A ...