Eyes
Sudden blurred vision, double vision, or loss of sight.
### F — Face
One side of the face becomes weak, numb, or droops.
### A — Arms
One arm becomes weak or numb or drifts downward when both arms are raised.
### S — Speech
Speech becomes slurred, strange, or difficult to understand.
### T — Time
Call emergency medical services immediately.
These are the warning signs promoted by the American Stroke Association for rapid stroke recognition.
## Why You Should Never Wait for Symptoms to Pass
Stroke treatment is highly time-sensitive.
When part of the brain loses
