What makes pulse rate low

We explain the genetics of inherited cardiac arrhythmia, including causes, diagnosis, treatment, and more. Health Conditions Discover Plan Connect. Bradycardia Slow Heart Rate. Medically reviewed by Gerhard Whitworth, R. Normal heart rates Emergency symptoms Causes Treatment What is a slow heart rate? Understanding your heart rate by the numbers. Recognizing a potential emergency situation. Potential underlying causes of bradycardia. Treating the cause of bradycardia.

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Advertising revenue supports our not-for-profit mission. This content does not have an English version. This content does not have an Arabic version. Request an Appointment at Mayo Clinic. Typical heartbeat Open pop-up dialog box Close.

Typical heartbeat In a typical heart rhythm, a tiny cluster of cells at the sinus node sends out an electrical signal. Bradycardia Open pop-up dialog box Close. Bradycardia Bradycardia, shown on the right, is a slower than normal heart rhythm that often starts in the area of the heart called the sinus node. Share on: Facebook Twitter. Show references Homoud MK.

Sinus bradycardia. Accessed Sept. Bradycardia: Slow heart rate. American Heart Association. National Heart, Lung, and Blood Institute. Slow heartbeat. Heart Rhythm Society. Conduction disorders. Link MS. Permanent cardiac pacing: Overview of devices and indications. Braswell-Pickering EA. Allscripts EPSi.

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