Stroke is a leading cause of death in the United States, killing more than 129,000 people a year. Someone in the U.S. has a stroke about once every 40 seconds, and someone in the U.S. dies from a stroke about once every 4 minutes. This booklet includes information about the causes, types and symptoms of strokes. You will also learn what your risk factors for having a stroke are and - most importantly - what you can do to prevent it. More