I use to watch the sanitary commercials, the ones where they are running, jumping around and walking dogs and riding bicycles in complete freedom, so I thought that a sanitry towel was extra padding you put in your shoes to make it more comfortable to walk.
A childhood belief about periods

others believed things like this
- i used to think that you pull the string on a tampon and it would roll out to make a sanitary towelAnon
- I was horrified when my first period arrived. It wasn't blue, like in the commercials for sanitary towels.— Jane
- I used to think dogs had hooves, because they make hoofbeat-like sounds when they walk.— Samuel Lamont
- Red shoes make you run faster. — Ann B.
- From a TV news program about freedom fighters, I though that `Gorrillas` could use guns.— adrian
- i thought hot dogs were made from real dogs and sum tasted good sum didnt.— Wayne