Strokeis also a malady that affects the动脉leading to and among the brain. it is the No. 5 reason for death and variety one reason for incapacity at intervals the United States of America. A stroke happens once the blood offer to a part of your brain isinterruptedorreduced, preventingbrain tissuefrom obtaining O andnutrients.Brain cellsbegin to die in minutes. Stroke is caused either by aclot obstructingthe flow of blood to the brain (called Associate in Nursinganaemiastroke) or by a vasrupturingandpreventingblood flow to thebrain(called ahurt stroke).