Sunnybrook Says

5 key warning signs of a stroke

There are five key signs of a stroke:

  1. Sudden weakness
  2. Trouble speaking
  3. Loss of vision
  4. Sudden or severe headache
  5. Dizziness, especially if it’s coupled with any of the first four warning signs

If you experience any of these, call 911 or your emergency contact numbers as quickly as you can.

About the author

Sybil Millar

Sybil Millar is the Communications Advisor for Infection Prevention and Control, Infectious Diseases, the Ross Tilley Burn Centre and the Critical Care program at Sunnybrook.

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