In the 1999 film The Matrix, Morpheus tells Neo that a Human being gives off 25,000 BTUs of body heat, but do we really? 25,000 BTUs is a pretty big amount of heat, so what do humans actually have to do to give off that amount of heat? Was Morpheus right, or was he just a massive machine loving liar?
The answer is in this infographic from BestHeating.
[Click image for full size version]