My son came from school one day (preschool) telling me if he drank soda his head would explode. I didn't tell him different. It cured him for 2 years until he figured it out. For that two year period he would freak out when I would drink soda too.
A childhood belief about drinks

others believed things like this
- I thought that soda was also called "pop" because if you drink too much of it, you'd explodeAnon
- I used to belive that if you drank soda pop and ate pop rocks at the same time, your head would blow up. — erin
- I thought there was a legal drinking age for soda (I had always been told that soda was not for children).— Dial Zero
- I used to beleive that a straw would float in soda because a little invisible elf would hold it up.— Mike
- Up until I was about seven, I thought soda pop was alcoholic and that's why kids weren't allowed it.Anon
- I use to think that alka seltzer tablets were instant 7UP soda until one day I tested my belief. — aj