Hard to say. Sudden Eye strain caM weaken the eyes. In my early 20s I tried to focus on something really hard. Then “owe” I couldn’t focus at all. Apparentl

Hard to say. Sudden Eye strain caM weaken the eyes. In my early 20s I tried to focus on something really hard. Then “owe” I couldn’t focus at all. Apparently I had needed glasss for years, and that was the final straw.