Earlier quoted context omitted.
I don't see any reason to discount the authors, but a couple of things to keep in mind: 1) This is Time's popularization of their study, so Time is naturally going to put forward the most interesting and least nuanced claims of theirs. 2) They may be accomplished researchers, but if you are well-versed in an academic discipline and read material in it, it quickly becomes clear that sometimes points which seem obvious…
The Time article is actually a very dry summary of the study's key finding, written in colloquial but not sensational language. It also has a link to the study in the very first sentence. I found the full text very easily: http://www.chc.ucsf.edu/ame_lab/pdfs/Leung%20et%20al%202014a... The poster above could easily have satisfied his/her own curiosity on this point. 'Did researchers control for [extremely obvious thi…
2. Why so confrontational? If you know the answer to the question, why not summarize it? Is the answer to the question so complicated that it would take more time and energy than the two paragraphs you composed in derision?