This article describes such a person; might shed some light: http://nymag.com/scienceofus/2015/02/what-its-like-to-need-hardly-any-sleep.html http://nymag.com/

This article describes such a person; might shed some light: http://nymag.com/scienceofus/2015/02/what-its-like-to-need-hardly-any-sleep.html http://nymag.com/scienceofus/2015/02/what-its-like-to-need-h...