If you suck your thumb you'll grow up to be healthy, strong, intelligent and avoid all sorts of other addictive behaviour. Well, three out of four ain't bad...

likeidtellyouyeahright

My gran once told me that if I didn't stop sucking my fingers, they would get smaller and smaller like a lollipop.

Being inquisitive, I just sucked them more to see if she was right.

Simon

my nana told my brother that if he continued sucking his thumb, it would turn into a matchstick.

tracy g

If you suck your thumb it would eventually go black, shrivel up and fall off.

Charlotte