Are you at risk? - Take the Stroke Risk Quiz
Stroke seems to run in some families. Family members may have a genetic tendency for stroke or share a lifestyle that contributes to stroke. People who have had a stroke are at increased risk of having another one, especially during the first year following the original stroke.
Important risk factors for stroke are:
Other risks include:
- High blood pressure
- Cigarette smoking
- Heart disease
- High blood cholesterol levels
- History of stroke or transient ischemic attack
- Diabetes mellitus
- Age greater than 60 years
- Atrial fibrillation
- Heavy alcohol use
- Illicit drug use
- Genetic or congenital conditions
- Inactive lifestyle
- African American
Ischemic stroke is caused by a blood clot that blocks or plugs a blood vessel in the brain.
Hemorrhagic stroke occurs when a blood vessel bursts in or around the brain.