Disruption of blood flow to the brain, caused by a clot (ischemic) or rupture (hemorrhagic). Time is brain cells; act instantly.
Step-by-Step Guidance
Ask the person to smile. Check if one side of their face droops or is numb.

Ask the person to raise both arms. Check if one arm drifts downward or is weak.

Ask them to repeat a simple sentence like 'The sky is blue'. Check if they slur, struggle, or fail to speak.

If they show any of these signs, call EMS immediately. Note the exact time symptoms started.

Lay them flat on their side with head slightly elevated. Do not give them any food, water, or aspirin.

Variable (rehabilitation months)
Timeline is typical for uncomplicated healing. Always follow doctor guidance.