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Angina pectoris: Most coronary blood flow occurs during diastole (when the heart is at rest). For patients with blocked arteries and chest pain, slowing the heart rate prolongs diastole allowing more time for blood to get to the heart. Beta blockers are used to slow the heart rate and are effective in controlling chest pain. ...Read moreSee 1 more doctor answer
Slow heart rate is a symptom in which a person's heart rate (the number of heart contractions per minute) is less than normal for the average person of the same size, doing the same activities. For adults, slow heart rate usually means a rate below 50-60 beats per ...Read more
A pacemaker: If people have symptomatic bradycardia ie dizzy light headedness etc. The may need a pacemaker. If pts heart rates are low around 30 beats per minute or have 3sec pauses or longer and aren't on any thing like beta blockers etc a pacemaker will help keep the heart rate at a programmed rate to prevent symptoms. ...Read moreSee 2 more doctor answers
Medication: A slow heart rate can be normal in fit individuals at rest. Many medications, notably beta blockers, slow the heart rate. A slow heart rate can also be due to disease of the av node, which conducts impulses from the atria to the ventricles. This can be due to scarring from heart attack or aging, and is seen in some infections such as lyme disease and chagas disease. ...Read moreSee 1 more doctor answer
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