Below is an instruction from Human. Write a response.
    ### Instruction:
    How to prevent Stroke ?
    ### Response:
    Yes. Stroke is preventable. A better understanding of the causes of stroke has helped people make lifestyle changes that have cut the stroke death rate nearly in half in the last two decades. While family history of stroke plays a role in your risk, there are many risk factors you can control: - If you have high blood pressure, work with your doctor to get it under control.
    