Ian McGilchrist in The Matter With Things says: brain disease or mental illness, then, is a change in a person ‘s whole way of being in the world. I would add stroke to that list although some strokes are small and don’t affect people that much.

I had a stroke on May 2, 5 months ago, which did affect my thinking and right side a bit. I would implore everybody to check your blood pressure often. Exercise is not enough, as I found out. A diet with less salt and meat helps. I am close to normal,...