Sinus rhythm (a.k.a. normal sinus rhythm) refers to the normal heart beat originating from the sinoatrial node. This is manifested as an upright P wave in lead II of the ECG. Sinus bradycardia ...

This results in an upright P wave in lead II on the ECG. If there is a P wave before every QRS complex, and it has a sinus morphology, then normal sinus rhythm, or NSR, is said to be present.

Another secondary analysis was performed that included only the first normal sinus rhythm after the index AF ECG. Of the 1 million ECGs available, the researchers analyzed 649,931 normal sinus ...

These may have abnormalities in people with A-fib. A “normal” EKG is one that shows what is known as sinus rhythm. Sinus rhythm may look like a lot of little bumps, but each relays an ...

An ECG measures several aspects of the heart, including the rate, rhythm, and intervals between beats. In cases of respiratory sinus arrhythmia, the heart rate per minute is usually normal.

How often should I take an ECG reading? Provided your heart gets a normal sinus rhythm, you’re likely to only need to periodically take an ECG test, just to check everything is in order.

The results of your EKG will show the pattern of your heart's electrical activity. Normal results, also known as "normal ...

During an electrocardiogram, sinus arrhythmia shows up as variability ... “The respiratory type of sinus arrhythmia is a normal variation in heart rhythm and is usually beneficial.

Last month, the Food and Drug Administration said Fitbit could have a little treat in the form of clearance for its ECG app. As of today, that app is now live for anyone in the U.S. (as well as ...

A previous photo with this article showed an electrocardiogram of normal sinus rhythm, not atrial fibrillation. This version has been corrected. When considering problems with the heart ...