→Subscribe for new videos every day! https://www.youtube.com/user/TodayIFoundOut?sub_confirmation→“heart attack” for the brain. Like any organ in the body, the brain needs blood to supply it with oxygen and nutrients. Should this blood flow become blocked by a clot or emboli, or the rupture of a blood vessel, the cells that occupy that area of the brain begin to die. Although every person has a different presentation, some of the most common symptoms of a stroke include trouble speaking, slurred speech, weakness or paralysis of one or both sides of the body, altered mental status, vision problems, or headache. Want the text version?: http://www.todayifoundout.com/index.php/2011/12/what-causes-strokes/ Sources: http://www.activase.com/actstroke/index.jsp http://nyp.org/health/stroke-history.html http://stroke.ahajournals.org/content/29/9/1894.full http://www.strokecenter.org/patients/about-stroke/what-is-a-stroke/ http://www.strokecenter.org/patients/about-stroke/stroke-statistics/ http://www.sciencedaily.com/releases/2011/02/110201163912.htm http://en.wikipedia.org/wiki/File:Parachemableedwithedema.png