A sinus arrhythmia refers to a problem with the sinus node of the heart. This controls the rhythm of the heart and can be fast (sinus tachycardia) or slow (sinus bradycardia). This article looks at ...
Tachycardia and bradycardia are two types of irregular heart rates. Tachycardia is when the heart beats faster than 100 beats per minute. Bradycardia is when the heart beats slower than 60 beats per ...
Atrial fibrillation (AF) is the most prevalent sustained arrhythmia in Canada, with a prevalence exceeding 15% among people older than 60 years, increasing stroke risk and health care utilization.
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