Ask the doctors. A doctor told a relative of mine that she needed a stress test. But the test won't involve walking on a treadmill. Instead, she will get a drug to raise her heart rate as if she were exercising. Can you reassure me that this is safe for a person who's not in the best of health?
D005260:Female; D006334:Heart Function Tests / Q000379:methods*; D006339:Heart Rate / Q000187:drug effects* / Q000502:physiology; D006801:Humans