Pages tagged: EKG

Dear Dan, No, being nervous does not cause left bundle branch block. It may, however, show minor artifacts. Regards,

Exercise Stress Test

An exercise stress test is a common test that doctors use to diagnose coronary artery disease. The test helps doctors...

Electrocardiogram

An electrocardiogram (ECG or EKG) is a routine test that is used to look at the electrical activity of the...