Jeff Bezos may be one of the richest men in the world, but it hasn't stopped people from asking: Does he have a glass eye?

A new report shows the benefit of wearing contact lenses for slowing myopia has a lasting effect -- good news since 50% of the world (5 billion people) will likely be nearsighted by 2050.

Young nearsighted kids who wear bifocal contact lenses that slow uncoordinated eye growth do not lose the benefits of the ...