There are still people who associate the heart with the seat of our feelings, our emotions, our character, love and even our soul. I recently received a reader’s letter which stated: “The professor keeps hammering on the brain, while the heart and its emotions is the exact counterpart of the brain”.

Of course, madam, we sometimes feel our heart pounding with excitement, but that is in response to a signal from our brain, transmitted through the autonomic nervous system to ensure that our body is ready to flee, to fight or to make love.

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