My sister told me once that if I sucked too much helium out of a balloon, my lungs would explode.
A childhood belief about general

others believed things like this
- If you swallowed chewing gum it would make a balloon inside you and your stomach would explodeAnon
- My older brother told me that everytime you sneezed your lungs would bleed. I believed this until I was 21!— Gem
- my mom told me that if i held in too many farts, i would explode. i took it seriously.— ginger
- My dad always told me to never hold my sneeze and if I did, then my head will explode.— anon.
- When I was 7 my brother told me that when the space of the computer runs out it will explode.— Sam
- My brother once told me that if you burp and fart at the same time, you'd explode— Aubrey