Your heart’s job is to keep your pulse steady to pump blood throughout your body. Sometimes your heart rate is slower when you’re relaxing, and sometimes it’s faster when you’re exercising or stressed ...

Sinoatrial node: As mentioned before, the sinoatrial node is your heart’s natural pacemaker. How fast or slow your sinoatrial node sends your heart the signal to contract depends on your ...

The atrioventricular, or AV, node is the second key area of the heart’s electrical wiring. The atrioventricular node takes information about how fast the heart is beating from the sinoatrial node and ...

In addition to 'Sinoatrial node dysfunction', there may be other similar symptoms or signs that better match your side effect. These have also been listed below for your convenience.

Research indicates that younger patients diagnosed with AF have a higher risk of developing all-cause dementia.

Pacemaker cells in the sinoatrial node control heart rate, but what controls the ticking of these pacemaker cells? New research reveals, for the first time, a critical functional interaction ...

SARS-CoV-2 Infection Induces Ferroptosis of Sinoatrial Node Pacemaker Cells. Circulation Research, 2022; 130 (7): 963 DOI: 10.1161/CIRCRESAHA.121.320518 ...

Figure 2: Mechanisms of sinoatrial node automaticity. A dual oscillator system consisting of a membrane clock and a calcium clock provides stable rhythmic depolarizations.