Bradycardia Bradycardia (brad-e-KAHR-dee-uh) is a slow heart rate. The hearts of adults at rest usually beat between 60 and 100 times a minute. If you have bradycardia, your heart beats fewer than 60 times a minute.

Understanding the Context

Bradycardia can be a serious problem if the heart rate is very slow and the heart can't pump enough oxygen-rich blood to the body. Bradycardia care at Mayo Clinic Your Mayo Clinic care team Mayo Clinic cardiologists treat people with all types of heart conditions, including those with arrhythmias such as bradycardia. Mayo doctors trained in cardiovascular medicine, cardiovascular surgery and other areas collaborate as a multidisciplinary team to provide coordinated, comprehensive care. This collaborative approach means ...

Key Insights

Bradycardia (brad-e-KAHR-dee-uh) is a slow heartbeat. The heart rate is less than 60 beats a minute. Fast heartbeat, called tachycardia Types of tachycardias include: Atrial fibrillation (AFib). Chaotic heart signaling causes a rapid, uncoordinated heartbeat. AFib may be temporary and start and stop on its own.

Final Thoughts

Bradycardia without symptoms. How slow is roo slow? I've had a slow heart rate most of my life and my adult sons also have slower heart rates, so there seems to be a genetic component. My heart rate at night will sometimes go as low as 40 bpm. My overall heart rate averages about 54. My cardiologist is taking a wait and see approach, but I'm still wondering if it may suddenly drop too low in ...

The American Journal of Managed Care: Fingolimod-Induced Heart Rate Slowing Tied to Parasympathetic Dominance in MS Fingolimod therapy can cause persistent heart rate slowing in patients with preexisting parasympathetic predominance due to autonomic dysfunction. A study of 34 RRMS patients found prolonged ... Bradycardia, shown on the right, is a slower than typical heart rhythm that often starts in the area of the heart called the sinus node. A typical heart rhythm is shown in the image on the left.