Is there a disease that kills by preventing sleep?

10/28/2014, 1:10:36 PM , duration(0:0:2)
Society & Culture
The strange disease of fatal familial insomnia was first recorded in the 18th century. Its victims lose their ability to sleep, slip into coma and die. The more we understand about FFI, the more mysterious it becomes.<br><br> Learn more about your ad-choices at <a href=''></a>