Stroke – Definition and Types of Strokes

Stroke, or also known as brain attack, is a disease that affects the blood vessels that supply blood to the brain. It occurs when a blood vessel is clogged by a blood clot (ischemic) or a rupture of the blood vessel (hemorrhage). When one of these things happens, the brain cells do not get blood and oxygen they need. As a result, nerve cells in areas affected by the brain can not work properly, and...