electrocardiogram, cardiogram, EKG, ECG(noun)
a graphical recording of the cardiac cycle produced by an electrocardiograph
The numerical value of ecg in Chaldean Numerology is: 2
The numerical value of ecg in Pythagorean Numerology is: 6
Sample Sentences & Example Usage
What's striking is that they were very careful to select patients who weren't in the active throes of a heart attack and who didn't have an alarming ECG, and both the physicians and the patients still overestimated the risks.
LED technology can be affected by variables such as how loosely or tightly the tracker is worn, the user's skin tone or any other interference between the sensor and the skin. It can also become inaccurate with motion, which is why it doesn't fare as well as ECG with exercise.
Electrocardiography, or ECG, involves placing electrodes on the skin surface to measure electrical impulses generated by the heart muscle itself. The LED technology used in fitness trackers is an indirect measurement looking at the changes in light reflection through the skin during each heartbeat.
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