My Mother used to drink coffee all the time. In the winter she said it warmed her, which I could understand. In the summer she said it cooled her, which she explained to me was caused because by putting hot liquid in her, it caused her body to go into "cool down" mode to conteract it.
A childhood belief about drinks

others believed things like this
- I used to believe that ants walked inside your body and that's what caused an itch.Anon
- My mom used to tell me that ice cream caused polio.Anon
- I used to think that rain was caused by the sun peeing on us.Anon
- I used to believe that we had winter to cool off the earth because it got too hot. Thanks, mom.— Jon
- I used to think that the wind was caused by all the trees waving about.— dismal dunc
- When I was little, my mom told me that too much ice cream caused polio!— Angie