The eternally active heart has been a device of intrigue among humans for centuries. The ancient Greeks believed the heart was the seat of intelligence, while others thought it was the source of emotion. While these theories have been stripped of their romance we do know that emotions do affect heart rates and blood pressures. It is only when our hearts ‘skip a beat’, or pounds in our chests, that we become momentarily aware of the enormity of the task entrusted to this hollow dynamic organ for our very survival.

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