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Signs and Symptoms of Stroke

If you suspect stroke,
call 9-1-1 immediately!

A sudden onset of the following may indicate a stroke. These symptoms or a combination of them are not unique to stroke, but if they are sudden and out of the ordinary, they may indicate a sign of stroke and require immediate attention.

BE FAST was developed by Intermountain Healthcare, as an adaptation of the FAST model implemented by the American Stroke Association. Reproduced with permissiong from Intermountain Healthcare. Copyright 2011, Intermountain Healthcare.


Signs You May Notice


Unable to understand what is happening, can't think clearly or feel thrown off

A puzzled look, a hard time focusing, trouble making decisions

Difficulty Understanding

Unable to comprehend speech or language

Raised or wrinkled eyebrows, shaking their head "no", unsteady or woozy


Feeling faint, lightheaded, or like the room is spinning

Unsteady movements (like they have motion sickness), like they are drunk (without having any alcohol)

Loss of Balance

Unstable with less coordination

Wobbling around, grabbing onto a stationary object


A tingling feeling in the body (face, arm, or leg), like pins and needles

Constant touching, massaging, or shaking of the numb areas

Severe Headache

Pain or discomfort in the head, scalp, or neck with no known cause

Touching their head, rubbing their temples, sensitivity to light

Trouble Speaking

Unable to speak or slurred speech

Sentences that can't be understood, difficulty having a conversation

Trouble Walking

Stumbling or unable to walk straight

Tripping over nothing

Vision Changes

Blurred vision or trouble with eyesight in one or both eyes

Squinting or rubbing their eyes, not able to read


Lack of strength in the face, arm, or leg - especially on one side of the body

Wanting to sit or lay down, difficulty doing simple tasks