![](http://www.alamy.com/thumbs/6/A9381147-9728-47C6-842A-EB54B6601F0A/EYDHHB.jpg)
A middle aged man has a cardiac stress test at an Orange, CA, hospital to measure the heart's ability to respond to external stress pedaling a stationary exercise bicycle. Note female technician.
A middle aged man has a cardiac stress test at an Orange, CA, hospital to measure the heart's ability to respond to external stress pedaling a stationary exercise bicycle while connected to an electrocardiogram (or ECG). Note female technician.
Size: 3230px × 4814px
Location: Orange, CA
Photo credit: © Marmaduke St. John / Alamy / Afripics
License: Royalty Free
Model Released: Yes
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