When I was little, I was at the pool and my sister told me not to blow water out the end of those hollow floating things or i would get meningococcal.
I had never heard of it before and i thought she said i would get a ninja cockeral.
I didn't ever do it again.
A childhood belief about swimming pools

others believed things like this
- I used to believe that "Meningococcal" was pronounced "Ninja cockel."Anon
- When I was little, my dad told me that if you pee in the pool the water will turn purpleAnon
- I used to think that if you didn't blow your nose and just sniffed the snot up, you head would blow up.Anon
- I used to believe that your tap water came from the swimmimg pool.— Mimi
- My Sister Used To Believe She Could Fly By Driniking Water From A Magic Forton. I Told She Couldn't.— Zoe
- I believed that the Kreepy Crawlie used to clean our pool, would follow me around the pool and eat me. — Mother-of-2