An exercise stress test, also known as a heart stress test, evaluates how well your heart functions during physical activity. Your heart requires more oxygen when you work out. You might not ...

Dear Mayo Clinic: I have a treadmill stress test scheduled to look for heart disease. I know this involves exercising, and I'm worried that I'm not physically up to it. Is there another way to gather ...

When Krishna Patel, MD, ordered a cardiac stress test for an 80-year-old patient, she did not expect how the move — the standard of care for patients with elevated coronary artery calcium — would ...

It isn’t easy to surprise a cardiologist who’s been in practice for more than 30 years, treating a wide range of patients with every type of medical challenge. Still, sometimes patients and physicians ...