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.

A stress test can help doctors diagnose certain heart conditions, but it’s a good idea to consider ages when deciding who might undergo this exercise-based screening. Share on Pinterest FG Trade/Getty ...

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 ...