Medicine: Tweenbrain & Stomach

Harvey Williams Gushing, Harvard's great brain surgeon, celebrated his 62nd birthday last week in Toronto, by hypothesizing that stomach ulcers are caused by brain trouble.

Deep within the brain is a biologically ancient section called the diencephalon or tweenbrain.* Here the sensations on smell, sight, visceral activity, body position, temperature and pain pause a jiffy on their way to the thinking part of the brain. When one has a general feeling of discomfort, his tweenbrain is trying to tell his main brain an incoherent story....

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