When a person feels numb on one side of their body, has a smile that only touches half of their mouth, or cannot raise both hands, it is cause for concern.
Difficulty breathing can accompany a stroke.
A person who faints should also be seen quickly by a doctor.
Sight can also be affected: blurry, cloudy, asymmetrical…
Just like speech, via speech difficulties.
Severe headaches
Loss of balance should also be taken seriously.