Detailed text transcripts for TV channel - FOXNEWS - 20150705:19:49:00
High cholesterol. if she exercises a lot and is about to do a marathon and wants to know if she is at risk but consider this, what's called the pretest probability with a stress test -- >> what is that? >> you walk someone or run them on a treadmill and look to see what happens. you simulate what's called increased workload of the heart. when the heart is under stress you look to see if there's an example of narrowing that's gone on but it would have to be more than 70% of the arteries being narrowed before it would come out on a stress test. you could have disease to the arteries of your hear...