Sinus bradycardia

Sinus bradycardia is a sinus node dysfunction with a rate that is lower than normal. In humans, bradycardia is generally defined to be a rate of under 60 beats per minute. A normal heartbeat in human is usually at a rate of 60 to 100 beats per minute.

Sinus bradycardia

Sinus bradycardia is a sinus node dysfunction with a rate that is lower than normal. In humans, bradycardia is generally defined to be a rate of under 60 beats per minute. A normal heartbeat in human is usually at a rate of 60 to 100 beats per minute.