sentence: Most color blindness is permanent, but some conditions can also lead to temporary color blindness.
sentences_before: Most colour blindness is heritable, usually as simple Mendelian inheritance.
sentences_after: During certain kinds of migraine, some people are unable to tell the difference between certain colors. As of 2009, there is no treatment or cure for permanent color blindness.
concept_name: color blindness
headings: Color blindness
categories: Diseases and disorders of the eye Genetic disorders