Your heart is a miracle in motion, a marvel of construction unsurpassed by any human-made creation. Despite decades of effort in labs all over the world, we have not yet been able to replicate the heart's perfect engineering. In this lecture, Sian Harding shares how new scientific developments are opening up the mysteries of the heart. And how leading cardiac research shows a relation between emotions and heart function: the heart not only responds to our emotions, but also creates them.