David Perlmutter

Strokes are categorized as either bleeding into the brain or a blockage in blood supply, known as an ischemic stroke. The latter are overwhelmingly more common, compromising about 87 percent of all stroke events.

Software options proliferate extremely easily - too easily, in fact - because too many options create tools that can't ever be used intuitively. Intuitive actions confine the detail work to a dedicated part of the brain, leaving the rest of one's mind free to respond with attention and sensitivity to the changing texture of the moment.