This ECG 'variant' is relatively common and was ... during the cell's activation cycle. Cardiac action potentials are intracellular recordings of transmembrane voltage differences as a function ...

The added value of electrocardiogram (ECG) screening is debated⇓. Objective To determine the effectiveness of different cardiac screening strategies in young competitive athletes. Setting Heart ...

Sinus arrhythmia is a variation in the heart's sinus rhythm, usually caused by changes in a person's breathing cycle. It's a ...

“What an EKG can do is it can detect most heart diseases that cause sudden cardiac arrest.” The test is non-invasive and take just minutes, but can help save lives. It helps detect heartbeat ...