The former Juventus legend wore glasses almost all the time while playing due to Glaucoma, a medical condition with no cure, caused by optic nerve damage that limits vision.
De Gea, who has worn glasses most of his life due to myopia, in his initial days at Man United, performed quite a few errors until the club's optometrist discovered his vision issues through tests.
Scholes played with one bad eye due to a blocked vein that caused internal bleeding, and after consulting several doctors, he underwent surgery that required over 10 sessions due to nerve complexity.
Cech suffered a 3rd-degree skull fracture from a collision with Stephen Hunt, risking his life and potentially ending his career, as per doctors' diagnosis. But his surgery went successful with him wearing a rugby-style head guard on his return to action.
Beckham has had asthma since childhood, as confirmed by his spokesperson, and was seen using an inhaler during a match in the 2009 MLS Cup final.
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