Question: how do you know if you have eye infection?
Answer: Pain in the eye.
A feeling that something is in the eye (foreign body sensation).
Increased sensitivity to light (photophobia).
Yellow, green, bloody, or watery discharge from the eye.
Increasing redness of the eye or eyelids.
A grey or white sore on the coloured part of the eye (iris).
Fever with no other cause.