or sinus node, is not working to as it should. The sinus node contains special "pacemaker" cells that generate the electrical signals that regulate the pace and rhythm of the heartbeat.
A new Roadmap to tackle Non-Valvular Atrial Fibrillation (AF), the most common and clinically significant form of cardiac arrhythmia, has been launched today by the World Heart Federation (WHF). The initiative aims to help prevent AF ...
It sends out impulses at about 60 to 100 beats per minute, to both the right and left upper chambers (atria) of the heart, telling them the exact moment to beat. The SA node sets the rate the heart beats to meet the body's demands: slow at rest, and fast during excitement. From ...