The Spirit Behind the Brush Strokes. September 20, 2000 More than ... Some of its symbols seem straightforward. A black half-moon forms the hull of a boat.

Strokes are on the rise—and these are the reasons why. The biggest risk factor for stroke is the same in every country in the world, and it’s also the easiest one to reverse.

Our readers delve back millennia to answer this one, looking at the ancient Sumerians, the Babylonians and the Egyptians to ...