Well this isn't about me but I had to explain to my friend David at aged 15 that boys didn't have periods because he became very paranoid that he would start bleeding from his penis at school. Aw bless ya Dave x x x
A childhood belief about periods

others believed things like this
- I used to think that boys didn't get their penis until they were 18 which was legal adulthood! — beckles
- I thought that since my grandpa and my dad's names are both David, than David Bowie must be my aunt's son.Anon
- When my mom was a child, she thought that while girls had periods, boys had hemorrhoids!Anon
- I never knew why boys had to lift up the toilet seat...until my friend told me that boys had bad aim.Anon
- I truly believed that everyone's dad was called Dave. — Lyn
- I used to believe that condoms were weared by girls and boys
both. And they both have penisAnon