What is Fatal insomnia?
{{no sources|date=August 2021}} '''Fatal familial insomnia''' is a [[prion]] [[disease]]. It is 100% deadly. [[Victim|Victims]] will suffer from a severe case of [[insomnia]] before eventual [[death]]. [[Category:Sleep disorders]] [[Category:Health problems]] [[Category:Genetic disorders]] [[Category:Diseases caused by prions]] {{biology-stub}}