My sister would always tell me that the pink stuff that you put in the walls was poisonous. So if someone ever touched it, they would get this horrible disease and spread it to others if they went near them. But everyone that got the disease would die immediately.
A childhood belief about around the house

others believed things like this
- I used to believe that all old people got the disease "OLD TIMERS DISEASE" Instead of alzheimers disease :D— MollyJohnson
- I thought there was a disease "Bigpox" that was like Smallpox only more horrible..— Xenomorph
- I used to think that Alzheimers disease was called Old Timers Disease.— Justin
- That Alzheimer's Disease was Old Timer's Disease.— Todd K
- I used to believe that "Swarfega" was a disease.— Alan Brindley
- I used to believe that Marijuana was a disease you got from smoking.— LMH