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.

Before a stress test, you’ll need to avoid food, drink, tobacco, and caffeine for a time. You may also have to stop taking some medications. Your doctor will provide information specific to you, but ...

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 ...

HARLINGEN, Texas (ValleyCentral) — A stress test is a common tool doctors use to evaluate how well the heart performs under physical or medically induced exertion, according to medical professionals.