Quote Originally Posted by AURON View Post
SP happens randomly only once of twice in peoples lifetimes. If you have a condition called isolated sleep paralysis, you may get it more than that. If you're wondering if you have it or not, you probably don't, because SP would have been hitting you randomly all your life if you did.

TLDR version. Most people can't induce SP, and the people who have ISP get it randomly.
What are your sources for this information? Please provide links.