Bono tells Graham Norton he wears glasses for his glaucoma . The U2 singer says the condition is a "constant struggle" and that it has affected him since childhood. `` You 're not going to get this out of your head now , '' he said .
Bono tells Graham Norton he wears glasses for his glaucoma . Eye ailment can lead to blindness , but Bono says he 's fine . `` You 're not going to get this out of your head now , '' he said .