Each year, about 795,000 people in the United States have strokes, and of these incidents, 137,000 of the people die. About 610,000 of these cases are first strokes, and 185,000 people who survive a stroke will have another stroke within 5 years.
Ischemic strokes make up about 87% of all strokes. Hemorrhagic strokes make up the remaining 13%.
Stroke is a leading cause of death and disability in the United States. People of all ages and backgrounds can have a stroke. However, some demographic factors put certain people at higher risk of stroke or death from stroke. These include:
Certain lifestyle factors and conditions also increase the risk for stroke. The most important of these include:
Additional risk factors include:
Lesser risk factors include:
Amplification of risk occurs when a person has more than one of the risk factors listed above. This means that the combined risk of two or more risk factors is greater than simply adding their effects.1,2
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