It is not called: eye flu but eye infections.
-itis is the Latin name of infection and an eye infection is rarely caused by the flue. Watching screen is a good reason to get one, same for dry eyes, rubbing, lack of sleep, draft, wrong eye drops, and so on.
There are different methods to heal it, but what helps also depends on the person.

It might be good if you use #health as one of your first hashtags.