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 ...

A stress test measures how well your heart works when put under stress. It is ordered to assess exercise tolerance, see if your heart can respond to demands, or test if heart medications are working.

Your heart provides blood to all parts of your body. In order to determine if it’s pumping properly, your health care provider may order a cardiac stress test. It makes the heart pump harder and ...