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Stroke warning signs: Call 911

  • Tip

    You may notice stroke symptoms when you wake up.

    Call 911 right away if you have any of the symptoms listed on this page.

    • Balance
      Sudden loss of balance or coordination, trouble walking or dizziness
    • Eyes
      Sudden blurred, double or loss of vision in one or both of the eyes
    • Face
      Face or smile droops on one side
    • Arms
      Sudden weakness, numbness or paralysis in an arm, hand or leg, usually only on one side of the body
    • Speech
      Sudden trouble speaking or understanding language, including confusion, slurred words or being unable to repeat a simple sentence
    • Headache
      sudden severe headache (the worst headache of your life) with no known cause

    Signs and symptoms may last a short time and disappear. Do not delay in getting help. A stroke is a medical emergency.

    Call 911 right away if you have any of these symptoms.

  • Source: Allina Health Patient EducationUnderstanding Stroke, fifth edition, neuro-ahc-90662
    Reviewed by: Allina Health Patient Education experts
    First published: 02/01/2006
    Last reviewed: 05/01/2018