In the late 1930s, the word 'psychosomatic' was added to the medical dictionary. It's purpose was to explain illnesses in the body with psychological causes. It was useful back then, but it's an abstraction - an 'idea'. It's not a concrete fact. It's not quite 1930 anymore, and this little word has become somewhat of a nuisance. However, it's wedged itself...

You are one incredible creature. The discoveries we’ve made in the last couple of decades about how humans work are mind-blowing! For a moment, though, I'd like you to forget what you know about your body: all the illustrations and diagrams on where your lungs are, how your mind looks and what your blood-cells do. Put out of your mind those...