Originally Posted by forrest_m

Now that would be interesting to watch. This piqued my interest, so I spent a few minutes of quality time with google and pubmed. I found the abstract for the research http://www.nature.com/nature/journal.../353748a0.html, but it just says that they "measured the oxygen uptake." Since I can't access the full article to read the methodology without paying, I had resigned myself to to living in ignorance...