3 ms·http://en.wikipedia.org/wiki/Sleep_paralysis http://en.wikipedia.org/wiki/Sleep_paralysisby seiji 13y agohttp://en.wikipedia.org/wiki/Sleep_paralysis http://en.wikipedia.org/wiki/Sleep_paralysisbaddox 13y agoBut sleep paralysis is terrifying.Coincoin 13y agoI can't imagine anything more frightening than a sleep paralysis episode in one of those machines.