When I was about four, I used to believe that when you fell asleep you actually died. Any dreams you had were the afterlife you experienced that night until you would come back to life the next morning. It wasn't that I missunderstood what death was at that age. I literally thought you died.
A childhood belief about sleeping

others believed things like this
- i used to believe that when you went to sleep you died and then came back to life in the morning— soph
- I thought there was some video games so hard that if you died on them you also died in real life!— Kakuri
- When I was little I believed when an actor died in a movie, he died in real life.— Ben
- I used to believe that if you died you could have 'an operation' to bring you back to life. — Mikey
- I used to believe that when you had a cousin twice-removed, they had died and came back to life twice.— Amanda
- When I was little, I used to believe that my Barbie's would come to life while I was asleep to plot my death!— Kimbre