I used to believe that Marijuana was a disease you got from smoking.
A childhood belief about drugs

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 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 think that LSD was a form of marijuana.— Shirley B.
- I thought cocaine and marijuana were the same thing.Anon
- For whatever reason, I thought that grass was slang for tobacco rather than marijuana.Anon