sentence: Most colour blindness is heritable, usually as simple Mendelian inheritance.
sentences_after: Most color blindness is permanent, but some conditions can also lead to temporary color blindness. 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: colour blindness
headings: Color blindness
categories: Diseases and disorders of the eye Genetic disorders