The consistent, rhythmic beating of the heart is something most of us take for granted. This is not a criticism or judgement. It makes perfect sense that we expect our hearts to keep pumping blood in much the same way as we predict our lungs will help us breathe day in and day out. Likewise, hair and nails grow without any consideration. Even muscles move without any meaningful cognitive incentive. It’s the body’s job to function in a predictable manner and it usually does. That is, until it doesn’t. Atrial fibrillation is just such an example, where the heart decides to occasionally beat to the rhythm of a different drummer.

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