"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."
Strokes
"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."