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 ...

ADVANCEMENTS in surgical, medical, anaesthetic and intensive care have significantly improved survival rates for children ...

However, this short-term regulation did not explain why the heart conduction system generally slowed down at night. “All the arrows pointed to the fact that there might be an intrinsic rhythm with the ...

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A. Irregular heart rhythms generally occur due to generation of uncontrolled electrical activity from unusual location resulting in disruptions of the heart’s normal electrical signalling e.g ...

Dear Dr. Roach: Several months ago, I developed a case of a bigeminy heartbeat. My cardiologist prescribed metoprolol. At about the same time, I had reduced my intake of magnesium from about 50% of ...