Blindness is an affliction of the eyes resulting in the inability to see. Because being blind also confers resistance to transfixing and many harmful runes, it can also be counted as a defence.
Blindness can be caused by eating bayberry or arsenic or administration of the venoms oleander or colocasia venoms, and is cured by application of an epidermal salve or the oculus venom, and
The mindseye tattoo will allow one to see while blind, but is not a cure for blindness.