I was probably around 4 when I had convinced myself that a bug would crawl into my mouth while I was asleep. I would do my best to fall asleep with my hand covering my mouth. My mom told me later she couldn't figure out why she would find me asleep with my hand over my mouth.
A childhood belief about creepy crawlies

others believed things like this
- I used to believe that if I slept with my mouth open that spiders would crawl in there and live in my stomachAnon
- When I was a child i used to believe that if i did not fall asleep an elf would come for me Anon
- I used to think that when my arm would fall asleep that it was raining inside my armAnon
- when i was a kid, i used to think that if i didn't fall asleep, morning wouldn't comeAnon
- Whwn I was about 6 I used to think that if a crow bit you you would fall asleep for 100 years!— Lisa
- I used to believe that if I didn't brush my teeth at night, ants would crawl into my mouth and eat my teeth.Anon