6 doctors weighed in:
What is atrial fibrillation?
6 doctors weighed in

Dr. Gavin Noble
Internal Medicine - Cardiology
5 doctors agree
In brief: Irregular rhythm
Af is an irregular heart rhythm caused by uncoordinated electrical activity in the atria, or top chambers of the heart.
Sometimes it is fast, other times it isn't.

In brief: Irregular rhythm
Af is an irregular heart rhythm caused by uncoordinated electrical activity in the atria, or top chambers of the heart.
Sometimes it is fast, other times it isn't.
Dr. Gavin Noble
Dr. Gavin Noble
Thank
Dr. Mark Stern
Internal Medicine - Cardiology
1 doctor agrees
In brief: Fast irregular pulse
When the small chambers of the heart ( atria) are beating very fast ( more than 300 beats per minute) the larger chambers beat fast and irregularly.

In brief: Fast irregular pulse
When the small chambers of the heart ( atria) are beating very fast ( more than 300 beats per minute) the larger chambers beat fast and irregularly.
Dr. Mark Stern
Dr. Mark Stern
Thank
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