This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. It’s designed to help doctors evaluate the ...

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.

In general, a stress test reveals how well a system performs under pressure. Most people likely associate a stress test with an exercise stress test, which involves assessing how well a person’s body ...