I used to believe that when people are sleeping they stop breathing. So when it was time to go to sleep and i wasnt asleep asleep yet, my mom would come check on me so i would hold my breath and close my eyes.
A childhood belief about sleeping

others believed things like this
- If you hold your breath and make a wish under a highway tunnel it will come true....I still hold my breath :)— aj
- I still hold my breath when I pass by cemetaries because it is impolite to breathe when other people can't.— Crystal
- when i was a little kid. i used to think that when u hold ur breath ur heart stops.. LOL :P — Annonymus
- I used to think that a clown lived under my bed and tried to eat me while i was asleepAnon
- I used to think thats rats put those eye crusties there while I were asleep— Maria
- When I was a child i used to believe that if i did not fall asleep an elf would come for me Anon