Public Health Agency of Canada
Symbol of the Government of Canada

Share this page

Know the signs

Five signs of a stroke

  1. Weakness - Sudden loss of strength or sudden numbness in the face, arm or leg, even if temporary.
  2. Trouble speaking - Sudden difficulty speaking or understanding or sudden confusion, even if temporary.
  3. Vision problems - Sudden trouble with vision, even if temporary.
  4. Headache - Sudden severe and unusual headache.
  5. Dizziness - Sudden loss of balance, especially with any of the above signs.

If you experience any of these symptoms, CALL 9-1-1 or your local emergency number immediately.