mon is Stroke?mon is Stroke??Stroke is the 3rd leading cause of death in the US ?In the US, 700,000 strokes occur each year?Approximately 1 in 4 people die within one year after having an initial stroke?美国近20年卒中的发病率、死亡率逐年下降American Heart Association. Heart Disease and Stroke Statistics — 2006 Update.Dallas, Texas: American Heart Association; 2006. ?2006, American Heart Association. 中国?每12秒有一人发生卒中?每21秒有一人死于卒中2008年调查:卒中已成为中国第一位的死因