When I was younger, I feeling i was high and like i was dying. People in the past don't experience this crap, but due to funky medicine and devices our brains isn't trying to keep up with this.
OMGGG I too, I dream something like that often and had the feeling that even when my sleeping pills were empty, it was really bad, my heart was real really quickly because I thought I was going to die, it's so scary what your head and the world can do, I'm amazed