The easiest way to determine stroke is the FAST method of observing the patient’s symptoms, specifically facial paralysis, limb weakness, and slurred speech. 1. Facial paralysis (F): FAST in F refers to the initial letter Face (face), the patient to do show teeth movement, to see whether the face is symmetrical, there is no side of the skew, etc.. 2. Weakness of limbs (A): A in FAST refers to the initials of Arm (arm), the patient will do the movement of lifting both arms to see if there is weakness on one side. 3. Slurred speech (S): S in FAST refers to the initials of Speech, the patient speaks to see if there is any symptom of slurred speech or inability to speak. If any one or more of the above symptoms occur, consider the possibility of stroke, it is recommended to immediately call the emergency number , that is, FAST in the T, Time (Time) of the initials, timely access to hospital treatment.