My mum used to say that biting your nails gave you worms.
A childhood belief about biting my nails

others believed things like this
- i used to think that biting my nails would make my fingers fall off! ;)— Cassandra
- i was told that if i kept biting my nails i would grow hairs on my tongue i was 10 yrs old by the way— charlotte anderson
- My Dad told me that biting my nails would result in a large toenail being attached to my stomach lining.— LindaAG
- That bitng my nails would cause worms in my tummyAnon
- I always thought that the gummy worms were real worms that had been mummified— The Ice Cream Sandwich Monster
- If you eat your boogers you'll get worms— Kit